FINAL: NURTITION – Flashcards

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chronic disease:
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illness that develops as a result of an unhealthy lifestyle and lasts a long time
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systolic disease:
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pressure exerted by blood against the walls if arteries during forceful CONTRACTION of the heart
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locus of control:
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a concept examining the extent to which a person believes he/she can influence the external environment
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pedometer:
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an electronic device that senses body motion and counts footsteps
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goals:
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the ultimate aims toward which effort is directed
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water:
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the most important classification for essential body nutrients involved in almost every vital process
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diastolic blood pressure:
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pressure exerted by blood against the walls if arteries during forceful RELAXATION of the heart
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subcutaneous fat:
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deposits of fat directly under the skin
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probiotics:
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healthy microbes that help break down foods and prevent disease-causing organisms from settling in the intestines
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oxygen free radicals:
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substances formed during metabolism that attack and damage proteins and lipids
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antioxidants:
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compounds that prevent oxygen from combining with other substances in the body to form harmful compounds
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resting metabolic rate:
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the energy requirement to maintain the body's vital process in the resting state
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basal metabolic rate:
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the lowest level of oxygen consumption necessary to sustain life
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cardiac output:
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amount of blood pumped by the heart in one MINUTE
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stroke volume:
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amount of blood pumped by the heart in one BEAT
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muscular fitness:
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a term used in reference to the general health, strength, and endurance of a person's muscular system
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strength training:
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program designed to improve muscular strength and/or endurance
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progressive resistance training:
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a gradual increase of resistance used during strength training over a period of time
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sacropenia:
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age related loss of lean body mass, strength, and function
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hypertrophy:
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an increase in the size of the cell
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volume:
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the sum of all repetitions performed multiplied by resistances used during strength training session
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passive stretching:
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stretching exercises performed with the aid of an external force applied by either another individual or external apparatus
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phytonutrients:
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compounds found in fruits and veggies that block formation of cancerous tumors and disrupt the process of cancer
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telemerase:
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an enzyme that allows cells to reproduce indefinitely
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metastasis:
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the movement of cells from one part of the body to another
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insulin:
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hormone secreted by pancreas to help with metabolism
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triglycerides:
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fats formed by glycerol and 3 fatty acids
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artherosclerosis:
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fatty pr cholesterol deposits in the walls of the arteries leading to formation of plaque
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cardiovascular disease:
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conditions that affect the heart and the blood vessels
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stroke:
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condition in which a blood vessel that feeds the brain when clogged
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propioceptive neuromuscular facilitation (PNF):
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a mode of stretching that uses reflexes and neuromuscular principles to relax the muscles being stretched
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controlled ballistic stretching:
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exercises done with slow, short, gentle, and sustained movements
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addiction:
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a problem of inbalance or unease within the body and mind
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drug:
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any substance that alters the user's ability to function
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drug abuse:
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intentional and in appropriate use of a drug
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chronological age:
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actual age in years
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life expectancy:
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expected length of life
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physiological age:
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estimated based on genetic and lifestyle factors
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conventional western medicine:
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based on scientifically proven methods
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CAM:
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used to augment regular medical care or to replace conventional practices
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integrative medicine:
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combination of the practices and methods of conventional western medicine and of CAM
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T o F: the leading cause of death in the US is largely lifestyle related.
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true
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T o F: daily physical activity in the US is becoming a standard lifestyle for most Americans.
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false
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T o F: the main emphasis of physical fitness programs should be on the skill-related components
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false
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T o F: other than supplying energy, fat has no functional value in our bodies
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false
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T o F: dual energy x-ray absorptiometry (DXA) uses potentially harmful x-ray technology to assess body composition
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false
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T o F: motivation comes from within, but it is influenced by external factors that control behavior
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true
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T o F: body mass index (BMI) is a better predictor of risk for disease than a waist circumference (WC) measure
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false
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T o F: as a rule, the less muscle mass involved in exercise, the better the fitness results
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false
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T o F: if women are allowed to train as hard as men they can achieve the same amount of muscle hypertrophy (size) as men
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false
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T o F: VO2 is determined by the heart rate, the stroke volume, and the amount of oxygen removed from the vascular system
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true
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T o F: a motor unit compromises the motor neuron and the muscle fibers it supplies
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true
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T o F: anorexic individuals seem to fear weight gain more than death from starvation
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true
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T o F: you should weigh yourself at different times of the day to more effectively monitor your body weight
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false
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T o F: doing too much too quickly is a common cause of exercise-relate injuries
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true
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T o F: the intensity of a flexibility stretch should exceed to just past the point of discomfort
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false
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T o F: melanoma is the most deadly form of skin cancer
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true
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T o F: electrocardiograms are taken at rest, during the stress of exercise, and during recovery
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true
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T o F: smoking is the single largest preventable cause of illness and premature death in the US
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true
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T o F: power refers to the ability to quickly and efficiently change body position and direction
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false
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T o F: moderate-intensity exercise is recommended for healthy pregnant individuals
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true
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the constant and deliberate effort to stay healthy and achieve the highest potential for well-being is defined as:
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wellness
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the desire and will to do something is referred to as:
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motivation
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what process of change involves surrounding yourself with people who will work toward a common goal with you or who cares about you and will encourage you along the way?
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helping relationships
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unhealthy fats include:
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saturated fats
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not a technique to assess body fat:
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circumference measurements
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the leading cause of preventable deaths in the US is:
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tobacco use
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the Centers for Disease Control and Prevention recommended that you maintain a BMI:
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under 30
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a primary function of carbohydrates is to:
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store energy in the body cells
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which wellness encourages collaboration and interaction among coworkers, which fosters a sense of teamwork and support
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occupational
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the general recommendation for adults is __________ steps per day?
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10,000
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the National Academy of Sciences recommended that daily fat intake ______________ of total caloric intake for individuals with an abnormal insulin response to carbohydrates.
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can be up to 30%
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john recycles and uses public transportation most of the time, this is __________ wellness.
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environmental
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recommended body weight is determined based on:
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percentages of body fat and lean tissue
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the largest nucleus of the basal ganglia, known as the _________ , plays a key role in habit formation.
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stiatum
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people with external locus of control believe that:
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things happen to them by chance despite their behavior
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which method of body composition measurement is the most frequently preformed in research ad by medical facilities:
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hydrostatic weighing
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in the transtheroretical model, a relapse:
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may occur at any level of the model
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when you write down a(n) ___________ , it becomes real and a contract with yourself.
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goal
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statistics show that individuals at a greater risk for heart disease, dementia, hypertension, type 2 diabetes, and stokes:
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store more abdominal fat than thigh fat
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the time-specific component of SMART goals refers to having a specific:
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date set fro completion
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the 3% ___________ recommendation for men seems to be the lower limit fro people to maintain good health.
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essential fat
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which of the following goals is most likely to help Jane reduce her body fat from 30% to 20%
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"I will reduce my body dat to 20% fat through eating right."
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the belief in one's own ability to perform a given task is known as:
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self-efficacy
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the MyPlate healthy food plan comprises the following five major food groups:
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vegetables, fruits, grains, protein, and dairy
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what function does protein serve?
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maintains normal balance of body fluids
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vitamin, mineral, and fiber supplements:
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fail to supply all the nutrients and other beneficial
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the minimal amount of body fat needed for normal physiological functions is known as:
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essential fat
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subcutaneous fat is the fat that is found:
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just beneath the skin
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dual energy x-ray absorptiomtry measures bone density to assess the:
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risk for osteoporosis
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where should girth measurements for women be taken?
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upper arm, hip, and wrist
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which test is used most often to estimate VO2max?
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1.5 mile run test
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cooking wisely includes:
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baking instead of frying
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an alarming increase in the number of americans who are obese and overweight can be tied directly tied to:
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physical inactivity and poor dietary habits
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what eating disorder is characterized, in part, by refusal to eat enough food to maintain a minimally normal body weight?
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anorexia nervosa
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when exercising at a moderate intensity, what is the recommended frequency of exercise?
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30-60 minutes five days a week
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unlike people suffering from bulimia nervosa, binge-eating individuals:
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do not purge (vomit)
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one pound of fat represents ________ calories.
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3,500
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the lowest level of caloric intake necessary to sustain life is know as the:
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basal metabolic rate
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the Hand Grip Test is a(n) _________ test.
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isometric
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what hormone, produced by fat cells, lets the brain known when you are full?
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leptin
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if a person is trying to lose weight, a combination of ______ works best.
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aerobic and strength-training exercises
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the single most important component of health-related physical fitness for the general population, except for older adults, is: cardiorespiratory endurance
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cardiorespiratory endurance
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which exercise is considered aerobic?
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2 mile walk
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increasing repetitions and volume are two ways to:
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overload in strength training
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when fasting or on a crash diets, __________ storage can be completely depleted in just a few days.
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glycogen
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the amount of blood ejected with each beat of the heart is known as:
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stroke volume
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what is the objective of plyometric exercise?
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generate the greatest amount of force in the shortest time
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what do the T's stand for in the FITT-VP principle of exercise prescription?
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time and type
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the consumption of large quantities of food, mostly "comfort" and junk food, to suppress negative emotions in characteristic of ___________ eating.
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emotional
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with elastic bands, the resistance is:
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used during both the eccentric and the concentric phases of the repetitions
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among other things, the activity you choose to improve your cardiorespiratory endurance should be based on:
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your personal preferences
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what is the recommended time of a warm-up prior to an exercise session?
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5-10 minutes
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john has just returned from a two week vacation, during which he didn't adhere to his daily 30- to 60-minute routine of moderate exercises. experts say john should
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build up gradually to his previous level of exercise
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how much muscle tissue is lost by adults who fail to strength train?
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4-6 pounds per decade
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_________ hormones produce detrimental and undesirable side effects (even more so in women) such as hypertension, fluid retention, decreased breast size, and deepening of the voice.
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human growth
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________ is the ability of a muscle to exert sub-maximal force repeatedly over time.
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muscular endurance
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when the body uses protein instead of a combination of fats and carbohydrates as a source of energy:
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a large amount of weight loss is in the form of water
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which of the following is not a benefit of aerobic training?
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increase in heart rate at given work load
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_________ are composed of the myosin and actin filaments - the contractile portion of the muscle.
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myofibers
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_________ have a greater capacity for anaerobic work and produce more overall force.
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fast-twich muscle fibers
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what happens during an eccentric muscle contraction?
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the muscle shortens to overcome the resistance
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_______ muscle groups are responsible for maintaining the stability of the spine and pelvis.
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dynamic
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regular participation in a health-related fitness program can heighten performance of _________ components.
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skill-related
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the Standing Long Jump Test is used to assess what skill?
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power
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among athletes, amenorrhea is more common among women who are:
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extremely lean
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a common characteristic of heat exhaustion is:
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clammy skin
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what is the best treatment for acute sports injuries?
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RICE- rest, ice, compression, elevation
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if jane develops a side stitch who exercising, where does she feel the pain?
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rib cage
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__________ is training approach that uses a systematic variation in intensity and volume to enhance fitness and performance.
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periodization
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the ability to maintain the body in proper equilibrium defines as what skill?
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balance
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running or cycling without proper stretching:
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causes muscles to tightenn
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what test measures the flexibility of the hamstring muscle and, to a lesser extent, the lower back muscles?
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sit and reach
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among leading causes for low back pain are:
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poor postural habits and body mechanics
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what training mode is relatively painless and has a low risk for injury?
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static stretching
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speed of movement, momentum, and active muscular effort are characteristic of:
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dynamic stretching
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at minimum, how long should alice warm up before her one-mile walk?
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5-7 minutes
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cell growth is controlled by __________ , found in the nucleus of each cell.
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DNA and RNA
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what is the biggest factor in fighting cancer today?
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health education
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how are phytonutrients thought to fight cancer?
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the prevent cancerous tumor formation
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the general recommendation when stretching is that the final position reached on each repetition be held for:
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10-30 seconds
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the most significant contributors to loss of flexibility are:
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sedentary living and lack of physical activity
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during exercise in the heat, drinking about a cup of cool water every ________ minutes seems to be ideal to prevent dehydration.
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15-20 minutes
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which of the following is not skill-related fitness component?
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strength
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metabolic syndrome is related to:
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low HDL cholesterol, high triglycerides, and an increased blood-clotting mechanism
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cancer:
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is primarily a preventable disease, is often related to tobacco use, and has been linked to dietary habits
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cancer treatments become more difficult when:
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cancer cells metastasize
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how often should men conduct a testicular self-examination?
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once a month
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the risk for breast cancer is higher in women who:
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have never had children
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a bone marrow biopsy is a diagnostic tool for detecting:
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lukemia
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more than half of all deaths from cardiovascular disease are caused by:
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CHD
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what term applies to a SUDDEN, unexpected loss of heart function?
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sudden cardiac death
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an increased risk for CHD has been established in people with:
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high total cholesterol high LDL cholesterol low HDL cholesterol
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what is characteristic of more than 80 percent of people with type 2 diabetes?
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they have insulin DEPENDENT
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abdominal fat stored primarily around internal organs is known as ________ fat
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subcutaneous
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what METRICS are commonly used to assess healthy and unhealthy body weight? what equipment is needed for each?
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pounds, BMI, or lean body mass weight to height ratio, waist circumference, tape measurable
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what is BMI's one weakness as a predictor of health risks?
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it doesn't count the lean body mass %
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what effect does osteoporosis have on the bones and who among us is more susceptible to this condition?
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holes in the bones; women are more susceptible to it
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six of the twelve lifestyle habits conducive to improved health and a better quality of life?
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1. healthy relationships 2. further education 3. avoid snacking 4. don't smoke 5. sleep 7-8 hours 6. balanced diet
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realistic SMART goal example:
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"I want to lose 20 pounds by eating right for 3 months."
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indentify the two types of muscle fibers in the human body and assess the functionality of each:
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slow-twitch fibers: more time of intensity on muscle; ex- long-distance running fast-twitch fibers: less time of intensity on muscles; ex- sprints, more explosive stuff
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why is breakfast considered to be the most important meal of the day, especially as weight-management tool?
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it gives you energy for the day and make you feel more alert throughout the day, which can lead to wanting to workout more
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compare and contrast aerobic and anaerobic exercises with examples:
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aerobic: low intensity, less movement; anaerobic: high intensity, more movement both good for workouts for training
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what are the 5 principles that are key to develop a strength-training program? why are they important?
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mode resistance sets frequency volume keep you safe
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why is it important to wear the proper clothing while exercising in the cold? what types of clothing are recommended and what types should be avoided?
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layers that wick away moisture. avoid cotton!
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5 factors that affect muscular flexibility?
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age + gender genetics joint structure adipose tissue body temperature
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6 of the 9 warning signs of cancer that should be brought to the attention of a physician?
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change in bowel movements indigestion or trouble swallowing sores that don't heal obvious change in a wart/mole nagging cough unusual bleeding
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warning signs of a heart attack?
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chest pain chest tightness pain/discomfort in neck, shoulders, or in between shoulder blades fatigue
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as a means of recognizing and responding to stroke, what does the acronym FAST mean?
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facial drooping arm weakness speech difficulties time
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