Multiple Choice: Please select the correct answer from the options listed below.

Question

Every human body has an uncountable number of this basic unit of a muscle known as
(1 point)
Responses

muscle fibers.
muscle fibers.

ligaments.
ligaments.

tendons.
tendons.

muscle tissues.
muscle tissues.

Answer 1

muscle fibers.

Answer 2

Slow-twitch muscles are needed for
(1 point)
Responses

high-intensity, quick, short bursts of energy.
high-intensity, quick, short bursts of energy.

endurance activities.
endurance activities.

speed or power activities.
speed or power activities.

low endurance and short-duration exercises.

Answer 3

endurance activities.

Answer 4

A group of muscle fibers responsible for a specific movement is called
(1 point)
Responses

a motor unit.
a motor unit.

a striated group.
a striated group.

a fast-twitch unit.
a fast-twitch unit.

a slow-twitch unit.

Answer 5

a motor unit.

Answer 6

When a muscle fiber contracts as much as it can it is called the _________________.
(1 point)
Responses

maximum potential principle
maximum potential principle

contraction principle
contraction principle

muscular capacity principle
muscular capacity principle

all or none principle

Answer 7

all or none principle

Answer 8

Select the answer below that best fits the following description.

voluntary
come in pairs
attach to the bones through tendons
made up of long, cylindrical fibers
(1 point)
Responses

skeletal muscles
skeletal muscles

cardiac muscles
cardiac muscles

smooth muscles
smooth muscles

contracted muscles

Answer 9

skeletal muscles

Answer 10

Select the answer below that best fits the following description.
involuntary
found in internal organs
can stretch or maintain tension for long periods of time
(1 point)
Responses

striated muscles
striated muscles

cardiac muscles
cardiac muscles

smooth muscles
smooth muscles

skeletal muscles

Answer 11

smooth muscles

Answer 12

Select the answer below that best fits the following description.
involuntary
only found in the heart
(1 point)
Responses

striated muscles
striated muscles

cardiac muscles
cardiac muscles

smooth muscles
smooth muscles

skeletal muscles

Answer 13

cardiac muscles