Lifetime Health and Wellness 1-4
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By 2023, unhealthy lifestyles are projected to result in a 42 percent increase in chronic disease adding $4.2 trillion in treatment costs and lost economic output.
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TRUE
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It is estimated that health care spending will account for ___________ of the U.S. Gross Domestic Product (GDP) by the year 2021.
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One-fifth
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Which is not one of the typical categories used to study health disparities?
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Age based disparities
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Data which describe the health characteristics of a population such as infant mortality rate and average life expectancy are called:
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Health indicators
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Which IS NOT one of the steps of the scientific method?
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Assuring the trials are not double-blinded
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A chart which shows the yearly increase in the number of new cases of an STI would indicate:
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Morbidity incidence
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A chart showing the total number of overweight or obese Americans each year over the past 20 years would express the ________________________ of obesity.
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prevalence
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The primary reason behind the upward trend in health spending in the U.S. is:
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Health care prices
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A health professional who investigates patterns and causes of disease and injury in humans and works to reduce negative health outcomes?
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Epidemiologist
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Differences in health status between people that are driven by social or demographic factors:
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Health disparities
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A subjective method for measuring exercise intensity is called:
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perceived exertion
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Which is considered the most important or primary component of fitness?
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cardiovascular endurance
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Cardiac output is the product of heart rate and blood pressure.
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FALSE
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The aerobic energy system supplies the body with rapid, explosive energy.
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FALSE
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On the Borg's perceived exertion scale a 19 would be light exercise.
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FALSE
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The single most important energy molecule for metabolism is:
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adenosine triphosphate
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The stanard formula for estimating maximal heart rate is 200-age.
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FALSE
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The only energy source that can cause muscle contraction is:
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ATP
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Maximum heart rate for a 20 year old is:
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200
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This term identifies the type of exercise being performed.
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mode
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Roughly _______ of the body's fat is just beneath the surface of the skin.
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One-half
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The age-related loss of muscle mass is called:
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Sarcopenia
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The hydrostatic weighing method for assessing body composition is also called underwater weighing.
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TRUE
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BMI does not correlate well with other measures of body fat
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FALSE
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Obesity for men is considered _____ percent fat or greater.
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25
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Ideal Body Weight (IBW) recommendations are made with the assumption that the individual will pursue weight loss in the correct way.
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TRUE
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Fat is a better conductor of an electrical impulse than water.
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FALSE
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The use of an undetectable electrical current to measure a person's body fat is called:
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bioelectrical impedance analysis
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Muscle tissue is denser and heavier than fat tissue.
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TRUE
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Women generally store more fat in the upper half of their bodies.
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FALSE
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Stretching is best done after an active warm up while the muscles have good blood flow.
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TRUE
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The health related sit-and-reach test is limited but provides an excellent indication of ____________ flexibility.
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hamstring/lower back
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The concept of alternating the contraction and stretching of a relaxed muscle is called:
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proprioceptive neuromuscular facilitation
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Slow, sustained stretching is referred to as PNF stretching.
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FALSE
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Stretching exercises target muscles and tendons but not cartilage and ligaments.
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TRUE
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100 million Americans are affected by low back pain.
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TRUE
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If abdominal muscles are weak, hip flexor muscles can cause a person's back to curve inward.
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TRUE
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A contraindicated exercise is one that
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is not recommended because it places body parts in positions which may increase the risk of injury.
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A person's daily activities can be limited by his/her flexibility.
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TRUE
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While optimal stretch time in unknown, most research suggests holding a static stretched postion for _________ seconds.
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15-30
