Nut Test 3 – Flashcards
Unlock all answers in this set
Unlock answersquestion
Which of the following are one of the functions of the cardiorespiratory system?
answer
circulates blood through the body, transports oxygen, nutrients, and the key substances to the organs and tissues that need them
question
Which of the following is a component of the cardiorespiratory system?
answer
heart, blood vessels, and the respiratory system
question
During systole, the heart is..
answer
contracting
question
Aleveoli serve what functions in the lungs?
answer
Tiny air sacs in the lungs that allow the exchange of oxygen and carbon dioxide between the lungs and blood
question
A typical resting heart rate for a normal individual is around..
answer
50-90
question
Olympic caliber athletes may be able to increase their metabolic rate by..
answer
2000% or more
question
Which of the following is an energy-containing nutrient?
answer
carbs, fat, protein
question
During digestion, most carbohydrates are broken down into..
answer
glucose
question
The storage form of carbohydrate in the liver, muscles, and kidney is..
answer
glycogen
question
Adenosine triphosphate (ATP) is defined as..
answer
the energy source for cellular process
question
An example of an activity that primarily uses the immediate energy system is..
answer
rising from a chair, or picking up a bag of groceries
question
The nonoxidative energy system typically provides energy for..
answer
very intense exercise
question
The oxidative energy system produces ATP in structures called..
answer
mytochondria
question
Fat is utilized as a fuel more efficiently during periods of..
answer
more mild/ low intensity activities
question
Maximal oxygen consumption (VO2max) is
answer
The highest rate of oxygen consumption an individual is capable of during maximum physical effort, reflecting the body's ability to transport and use oxygen
question
Which of the following is an immediate response to exercise?
answer
face flush, heart rate, blood pressure
question
As the result of regular endurance exercise, resting heart rate is often:
answer
10 to 20 beats per minutes lower than the regular person
question
Endurance exercise can help to reduce..
answer
your chances of requiring chronic diseases
question
Compared to an older athlete, the VO2max of a sedentary college student is..
answer
about the same. Can be improved with regular exercise
question
Regular moderate enduance exercise..
answer
can improve maximal oxygen consumption up to 30%, reduces the risk of dimensia
question
Regular endurance exercise reduces the risk of type 2 diabetes by..
answer
burning excess sugar and makes cells more sensitive to the hormone insulin
question
Regular endurance exercise contributes to better control of body fat by..
answer
burning calories directly
question
An appropriate exercise heart rate for an average individual is..
answer
70-85% of maximum heart rate
question
The most important exercise factor for achieving training effect is..
answer
Intensity
question
In addition to pulse counting, one may also monitor exercise intensity by using..
answer
your perceived level of exertion
question
The recommended time (duration) of an endurance training workout is dependent on its..
answer
intensity; running, swimming, jogging, walking
question
Which of the following statements about a warm-up session is true?
answer
should include low-intensity, whole body movements similar to those in the activity that will follow
question
Cooling down after exercise is important to..
answer
for returning the body to a non exercising state
question
During the initial phase of an exercise program, a beginner should..
answer
exercise at the target of the low range of heart rate. (start slow)
question
Excessive loss of body fluid is called..
answer
dehydration
question
Which of the following requires immediate medical attention?
answer
heat stroke
question
Recommended treatments of minor soft tissue injuries, such as bruises, includes..
answer
rest, ice, compression, elevation
question
Guidelines for preventing exercise injuries includes..
answer
training regularly, increase intensity, warming up, fluids, not exercising when sick
question
T/F Blood pressure is greater during systole than diastole
answer
true
question
T/F The non oxidative energy system is used for high intensity activities lasting about 10 second to 2 minutes
answer
true
question
T/F People who are fit have a higher resting heart rate than people who are unfit
answer
false
question
T/F Exercise can help prevent cell damage caused by free radicals
answer
true
question
T/F During short high-intensity activities, fat is the favored fuel
answer
false
question
T/F Exercise reduces levels of high blood pressure
answer
true
question
T/F Cardiovascular endurance exercise increases levels of low-density lipoproteins
answer
false
question
T/F Regular endurance exercise helps protect against the development of the most common type of diabetes
answer
true
question
T/F The total time of cardiorespiratory endurance exercise should be 20-60 minutes
answer
true
question
T/F It is best to stretch after the body temperature has been elevated
answer
true
question
T/F Thirst alone is a good indicator of how much you need to drink for intense exercise
answer
false
question
T/F In treating a soft tissue injury, ice should not be left on one spot for more than 20 minutes.
answer
true
