Topic Test Answers

0 verified answers1 views
1
Free Preview

Which of the following BEST describes what alveoli are?

A
They are the smallest tubes in the respiratory system.
B
They have a small amount of surface area.
C
They are found on the end of bronchioles.
D
They are comprised of millions of cells.
2
Free Preview

In regard to exercise, which of the following statements about safety consideration is correct?

A
In hot weather, exercising between 10 a.m. and 4 p.m. is best.
B
Exercising at 100% of your maximum heart rate is best.
C
Exercising one hour before eating is best.
D
Remaining well-hydrated while exercising is best.
3

The cardiovascular system helps move hormones throughout the body during exercise.

A
T
B
F
4

When it comes to cholesterol, it is better to have __________.

A
more cholesterol
B
more LDL
C
a high ratio of LDL to HDL
D
more HDL
5

Making it a point to work out with a friend is an example of a fitness goal.

A
T
B
F
6

What is the impact of arteriosclerosis?

A
inefficient blood flow
B
increased artery elasticity
C
arterial plaque deposition
D
reduced blood clotting
7

White blood cells prevent the loss of blood by causing clotting. Please select the best answer from the choices provided.

A
T
B
F
8

The muscular and cardiovascular systems can both be overloaded during exercise.

A
T
B
F
9

As exercise levels increase, which of the following physiological changes occurs in the respiratory system?

A
The respiratory muscles shrink.
B
The lungs expand in size.
C
The trachea widens.
D
The airways narrow.
10

The most important step for preventing cardiovascular disease is to live a healthy lifestyle.

A
T
B
F
11

Which of the following is the most important reason to maintain a high level of cardiovascular health?

A
A higher level of fitness makes it easier to develop larger muscles.
B
A higher level of fitness makes you more attractive to other people.
C
A higher level of fitness allows you to live a longer, healthier life.
D
A higher level of fitness improves your IQ.
12

Which of the following is the BEST reason to rest muscle groups between workouts?

A
It allows the muscles to store more energy.
B
It allows you to focus on other muscle groups.
C
It allows the muscles time to heal.
D
It allows the muscles to properly overload.
13

What distinguishes atherosclerosis from arteriosclerosis?

A
Arteriosclerosis can lead to blood clots.
B
Atherosclerosis is characterized by plaque buildup.
C
Arteriosclerosis results in inefficient blood flow.
D
Atherosclerosis is a general term for artery hardening.
14

It is possible to improve cardiovascular fitness without increasing respiratory fitness.

A
T
B
F
15

For a typical person who leads a sedentary lifestyle, a typical maximum oxygen intake level would be __________.

A
20 ml/kg/min
B
35 ml/kg/min
C
50 ml/kg/min
D
70 ml/kg/min
16

Which of the following BEST describes cardiovascular fitness?

A
the ability of the body to do prolonged work
B
the ability of the body to transport oxygenated blood efficiently
C
the ability of the body to quickly shed fat
D
the ability of the body to convert sugar into energy
17

As people age, they become unable to control their cardiorespiratory fitness levels.

A
T
B
F
18

The failure to deliver blood to the heart due to a narrowing of arteries results in __________.

A
atherosclerosis
B
a stroke
C
coronary heart disease
D
hypertension
19

Which of the following is NOT true about experiencing pain during exercise?

A
The motto "no pain, no gain" can be dangerous.
B
You should stop exercising if you feel dizzy or are unable to breathe.
C
You should jog around to stabilize any pain during exercise.
D
You should not feel pain during cardiovascular exercise.
20

What's the first step one should take when determining the amount of overload to include in an exercise program?

A
consulting the Internet for exercise plans
B
asking around at a local gym
C
assessing your current level of fitness
D
asking a health-conscious friend

Did you find these answers helpful?