Deck 8: Cardiorespiratory Endurance

Question 1

RPE is an indicator of

A)training.
B)volume.
C)intensity.
D)endurance.

Answer 1

C

Question 2

Veins contain small valves in order to

A)remove waste products from the blood.
B)aid in circulation.
C)pump blood to the heart.
D)prevent the backward flow of blooD.

Answer 2

D

Question 3

Which of the following is NOT true?

A)Maximal heart rate decreases with age.
B)Resting heart rate increases with training.
C)Stroke volume increases during exercise.
D)Cardiac output increases during exercise.

Answer 3

B

Question 4

Mary wants to improve her fitness enough to run a 10K race.Which is probably the best exercise program for her to maintain her fitness?

A)Walk 45 minutes per day.
B)Run 10 40-yard sprints with a short rest in-between.
C)Run 4 to 5 times per week for 30 to 40 minutes at a time.
D)Walk 20 minutes per day and lift weights to improve leg strength.

Question 5

Measurement of maximal oxygen uptake is a good indicator of overall cardiorespiratory endurance because

A)it determines how fast you can walk and/or run without breathing too hard.
B)you cannot take in and use a lot of oxygen without good cardiovascular fitness.
C)it evaluates the rate of breathing and lung function.
D)good lung function ensures that you have a healthy heart.

Question 6

The most accurate measure of cardiorespiratory endurance is a

A)12-minute walk or run.
B)step test.
C)6-minute bicycle ride test.
D)maximal oxygen uptake test.

Question 7

What frequency recommendation is most appropriate for a low fit person beginning exercise?

A)5 days per week of moderate activity
B)2 days of vigorous and 2 days of moderate
C)2 days of moderate and 2 days of light
D)3 days of light activity

Question 8

Cardiorespiratory endurance is considered the most important aspect of physical fitness because

A)it doesn't require effort to maintain.
B)it is predisposed genetically to be high in most people.
C)it reduces risks for chronic disease and improves quality of life.
D)it increases performance in sports.

Question 9

Which is true of the heart?

A)A healthy heart pumps more blood with each beat.
B)A healthy heart has a faster heart rate.
C)The heart is inefficient compared to an automobile engine.
D)Vigorous exercise harms the heart.

Question 10

Which of the following best summarizes the relationship between cardiorespiratory endurance and cardiovascular risk?

A)As cardiorespiratory endurance increases,risk increases.
B)As cardiorespiratory endurance increases,risk decreases.
C)Cardiorespiratory endurance does not directly relate to heart disease risk.
D)High levels of cardiorespiratory endurance have been shown to reduce risks.

Question 11

The sequence of blood flow is

A)arteries $\rarr$ capillaries $\rarr$ veins.
B)arteries $\rarr$ veins $\rarr$ capillaries.
C)capillaries $\rarr$ arteries $\rarr$ veins.
D)veins $\rarr$ capillaries $\rarr$ arteries.

Question 12

VO2 max refers to maximum

A)air ventilation.
B)cardiac pulse.
C)oxygen consumption.
D)exercise intensity.

Question 13

Which of the following is true of the cardiorespiratory system?

A)Blood in veins has less oxygen than blood in arteries.
B)Arteries carry oxygenated blood back to the heart.
C)The lungs pump blood around the body.
D)Arteries only provide oxygen to the heart muscle.

Question 14

Which arterial site for pulse counting is the most popular?

A)radial
B)brachial
C)carotid
D)femoral

Question 15

A condition caused by a lack of hemoglobin is known as

A)hypothermiA.
B)hypertension.
C)anemia.
D)aerobic inadequacy.

Question 16

Which of the following would be least likely to improve cardiorespiratory endurance?

A)using an elliptical machine for 20 minutes,3 days per week
B)walking for 15 minutes,2 days per week
C)jogging for 20 minutes,4 days per week
D)hiking for 45 minutes,3 days per week

Question 17

Good coronary circulation

A)strengthens heart valves by moving more blood through the heart.
B)nourishes the heart and reduces the risk of a heart attack.
C)helps to prevent blood pooling in the lower extremities.
D)increases blood pressure in the heart.

Question 18

Which is an accepted and recommended formula for determining max heart rate?

A)max HR = 208 - (.7 * age)
B)max HR = Resting HR + age
C)max HR = 220 + age
D)max HR = 50 + (2 * age)

Question 19

The oxygen-carrying part of the blood is called

A)alveoli.
B)fibrin.
C)platelets.
D)hemoglobin.

Question 20

Cardiorespiratory endurance has been referred to as "cardiovascular fitness" because

A)the heart and vessels make up the circuit for the circulation of blood.
B)the vascular systems perform respiratory functions.
C)the respiratory system is regulated by the circulatory system.
D)the circulatory and respiratory systems do the same things.

Question 21

Which is true about the FIT formula for exercise?

A)People with low fitness should exercise at a higher RPE than people with high fitness.
B)Target zones based on HRR are higher than target zones based on max HR.
C)Intensity of exercise should be the same regardless of fitness level.
D)HR ranges are only useful for people with low or moderate levels of fitness.

Question 22

What is the primary benefit of wearing a heart rate monitor?

A)knowledge of response to exercise
B)immediate feedback of exercise heart rate
C)detection of arrhythmias
D)prevention of heart attacks

Question 23

Someone with low fitness levels should exercise at which of the following levels?

A)40-50% of his heart rate reserve
B)55-65% of his maximum heart rate
C)12-13 Rating of Perceived Exertion (RPE)
D)all of the above

Question 24

The ranges that result from the methods to calculate target heart rates should be used as general guidelines because

A)more research is needed to confirm the validity of the values.
B)higher heart rate values can occur with higher fitness levels.
C)there are several possible sources of error that can influence the values.
D)there is an indirect relationship between intensity and heart rate.

Question 25

What is the target heart rate range for a 22-year-old person with good cardiorespiratory endurance who participates in regular to moderate activities with a resting of heart rate of 68?

A)65%-80%
B)50%-85%
C)60%-90%
D)80%-90%

Question 26

Cardiorespiratory endurance has been referred to as

A)cardiovascular fitness.
B)aerobic fitness.
C)muscular endurance.
D)both A and B

Question 27

To obtain accurate exercise heart rate values it is best to count heartbeats while

A)standing still.
B)sitting down.
C)moving.
D)talking.

Question 28

Which of the following is true regarding the cardiorespiratory system?

A)Stroke volume decreases during exercise.
B)Stroke volume is another term for heart rate.
C)Fit people will have a lower maximal heart rate.
D)Fit people will have a lower resting heart rate.

Question 29

Veins carry blood in which direction?

A)from the left ventricle to the systemic system
B)back to the aorta
C)back to the heart
D)none of the above

Question 30

Using the max HR formula,what is the max HR for a 24-year-old?

A)169
B)184
C)191
D)196

Question 31

Which is true for heart rate?

A)Fit individuals will have a higher resting heart rate.
B)Young individuals will have a higher resting heart rate.
C)Old individuals will have a higher maximal heart rate.
D)Old individuals will have a lower maximal heart rate.

Question 32

The bicycle and step tests are less influenced by motivation because

A)one must exercise at a specified workload and at a regular pace.
B)they are easier to perform alone.
C)they require relatively little equipment.
D)they are less stressful on the cardiovascular system.

Question 33

Rating of Perceived Exertion (RPE)has been shown to

A)correlate with max HR.
B)correlate with 1 RM.
C)correlate with HRR.
D)all of the above

Question 34

Which is the most accurate statement about the relationship between fitness and fatness?

A)Fitness is important only if you are overweight.
B)Fitness doesn't improve health if you are overweight.
C)Being overweight counteracts the benefits of fitness.
D)Being fit counteracts the risks of being fat.

Question 35

Which of the following is a good guideline for measuring heart rate during exercise?

A)Sprint faster during the last few yards.
B)Count radial pulse for 1 minute immediately after exercise stops.
C)Keep moving while locating the pulse,then stop,and count the pulse.
D)Stop exercise,find pulse,and count for 15 seconds.

Question 36

Which of the following is good advice for checking your heart rate?

A)Press the fingers firmly against the Adam's apple.
B)Find the radial pulse on the outside of an upturned elbow.
C)Count for 15 seconds after exercise and multiply by 6.
D)Avoid 6-second pulse counts because the chance of errors increases.

Question 37

Target zones for cardiorespiratory endurance are most accurate if they are based on a percentage of

A)metabolic rate.
B)heart rate reserve.
C)maximal heart rate.
D)maximal speeD.

Question 38

The most practical method to count the pulse is

A)during exercise.
B)before exercise.
C)with a partner.
D)immediately after exercise.