Unit Test — Unit test Answers

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1
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What do barbell curls and dips have in common?

A
They are both leg exercises.
B
They both use free weights.
C
Neither exercise is isotonic.
D
They are both arm exercises.
2
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All of the following statements concerning drugs and supplements are true EXCEPT:

A
Many drugs and supplements are ineffective and expensive.
B
Many supplements and drugs are frequently used to improve performance and appearance.
C
Supplements and drugs both undergo stringent government testing.
D
Supplements and drugs can both cause unwanted side effects.
3

Which workout schedule would be BEST suited for a weight-lifting workout that builds both strength and endurance?

A
lifting weights four days a week with 2 to 4 repetitions
B
lifting weights every day with 8 to 10 repetitions
C
lifting weights three days a week with 12 to 20 repetitions
D
lifting weights three days a week with 8 to 12 repetitions
4

When the force on an object increases, so does its __________.

A
acceleration
B
velocity
C
mass
D
inertia
5

An expert is someone who __________.

A
expends the least amount of effort for the greatest skills
B
expends the least amount of efficiency for the greatest practice
C
expends the least amount of energy for the greatest result
D
expends the least amount of experience for the greatest movements
6

One reason the skeletal system is important is because __________.

A
without the skeletal system, an individual would not have enough calcium to live
B
the skeletal system creates the connective tissue and tendons that allow the body to move
C
the skeletal system is solely responsible for housing the body's immune system
D
the skeletal system is responsible for controlling functions of the entire body
7

When comparing the proper position for spotting different exercises, you can conclude that, in spotting any exercise, it is important to __________.

A
stand with your feet together
B
keep your hand on the bar
C
keep your back upright
D
Place your hand inside the lifter's hands
8

Which of the following activities is most likely to improve muscular endurance?

A
high jumping
B
long distance running
C
sprinting
D
throwing a fast ball
9

When using the absolute method to assess muscular endurance, you should adjust the weight according to each individual's strength ability.

A
T
B
F
10

Slow-twitch muscle fibers have a high resistance to fatigue.

A
T
B
F
11

A parachute works because the canvas of the parachute is acted upon by __________.

A
air resistance
B
gravity
C
velocity
D
momentum
12

What distinguishes the three different classes of levers found in the human body?

A
where they are located in the body
B
how useful they are for performing work
C
where the components of the lever are located
D
how many moving parts the lever has
13

Which statement BEST describes how muscles respond to weight training?

A
Weight training stretches the muscles' limits and makes the muscles longer.
B
Weight training pushes the muscles' abilities, making the muscles gain endurance.
C
Weight training stimulates the muscles and causes the muscle fibers to sit closer together.
D
Weight training overloads muscles, which causes the body to respond by making muscle fibers larger.
14

If Cindy wanted to increase her endurance by taking supplements or drugs, she would be attempting to increase the __________.

A
uptake of oxygen by red blood cells
B
release of sugars in the blood stream
C
uptake of carbohydrates by the body
D
release of insulin in the body
15

Lisa and Rachel want to determine their muscular endurance, but they don't have access to a gym or any weight-lifting equipment. What can they use?

A
maxing out method
B
percent of 1 RM method
C
calisthenic method
D
absolute method
16

Human movement involves the complex interplay of many body systems.

A
T
B
F
17

The proper sequence of a weight-lifting workout includes a warm-up period, followed by stretching, weight lifting, and stretching again.

A
T
B
F
18

Joseph is taking amphetamines to combat fatigue during his workout. This may not be a good idea because __________.

A
amphetamines may cause liver and kidney damage if used for an extended period of time
B
amphetamines may cause depression and fatigue after the effect wears off.
C
amphetamines tend to increase blood viscosity and can cause fatal blood clots
D
amphetamines tend to have a negative impact on the metabolic rate and will cause weight gain
19

Which of the following is an example of improved functioning as related to the benefits of muscular strength and endurance training?

A
having stronger bones
B
easier to do household chores
C
lower blood pressure
D
larger lung capacity
20

A one-repetition maximum is most important in developing muscle __________.

A
strength
B
size
C
endurance
D
appearance

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