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Unit 7: Muscular System Test

Total questions: 93

Worksheet time: 1hrs 2mins

Name
Class
Date
1.

ONLY WRITE THE LETTER

Unit of muscle fibers wrapped with perimysium.

(a)  

2.

ONLY WRITE THE LETTER

Inflammation of a tendon.

(a)  

3.

ONLY WRITE THE LETTER

Movement that returns a body segment from a position of flexion to anatomical position.

(a)  

4.

ONLY WRITE THE LETTER

Individual skeletal muscle cells

(a)  

5.

ONLY WRITE THE LETTER

Voluntary muscle. 

(a)  

6.

ONLY WRITE THE LETTER

Symmetrical squeezing of the walls of the digestive tract.

(a)  

7.

ONLY WRITE THE LETTER

Muscle attachment to a relatively fixed structure.

(a)  

8.

ONLY WRITE THE LETTER

A single motor neuron and all of the muscle fibers that it stimulates.

(a)  

9.

ONLY WRITE THE LETTER

Strong fibrous membrane that wraps groups of muscle fibers.

(a)  

10.

ONLY WRITE THE LETTER

Cell membrane of a muscle fiber.

(a)  

11.

ONLY WRITE THE LETTER

Muscle attachment to a bone that typically moves when the muscle contracts.

(a)  

12.

ONLY WRITE THE LETTER

Movement of a body segment away from the midline of the body.

(a)  

13.

ONLY WRITE THE LETTER

Forward movement of a body segment away from anatomical position.

(a)  

14.

ONLY WRITE THE LETTER

Movement of a body segment closer to the midline of the body.

(a)  

15.

What is letter A?

a)

fascicle

b)

muscle fiber

c)

tendon

d)

perimysium

16.

What is letter B?

a)

fascicle

b)

muscle fiber

c)

tendon

d)

perimysium

17.

What is letter C?

a)

fascicle

b)

muscle fiber

c)

tendon

d)

perimysium

18.

What is letter D?

a)

fascicle

b)

muscle fiber

c)

tendon

d)

perimysium

19.

pennate fiber arrangement

a)

A

b)

B

20.

parallel fiber arrangement

a)

A

b)

B

21.

What movement is Letter A?

a)

extension

b)

flexion

c)

abduction

d)

adduction

e)

Pronation

22.

What movement is Letter B?

a)

extension

b)

flexion

c)

abduction

d)

adduction

e)

Pronation

23.

What movement is Letter C?

a)

extension

b)

flexion

c)

abduction

d)

adduction

e)

Pronation

24.

What movement is Letter D?

a)

extension

b)

flexion

c)

abduction

d)

adduction

e)

Pronation

25.

What movement is Letter E?

a)

extension

b)

flexion

c)

abduction

d)

adduction

e)

Pronation

26.

What movement is Letter F?

a)

extension

b)

flexion

c)

abduction

d)

adduction

e)

Supination

27.

DELTOID

a)

A

b)

B

c)

C

28.

BICEPS BRACHII

a)

A

b)

B

c)

C

29.

rectus femoris

a)

A

b)

B

c)

C

30.

sartorius

a)

A

b)

B

c)

C

31.

gastrocnemius

a)

A

b)

B

c)

C

32.

The number of muscle fibers in a given person is genetically determined.

a)

True

b)

False

33.

Irritability in a muscle is the ability to respond to a stimulus.

a)

True

b)

False

34.

Smooth muscles are voluntarily controlled.

a)

True

b)

False

35.

Muscles always shorten when they develop tension.

a)

True

b)

False

36.

 In isometric contractions, there is no change in muscle length.

a)

True

b)

False

37.

Muscles only generate heat during exercise.

a)

True

b)

False

38.

The number of muscle fibers in an individual changes with age.

a)

True

b)

False

39.

There is only one type of fast-twitch muscle fiber.

a)

True

b)

False

40.

The two major categories of muscle fiber arrangement are parallel and pennate.

a)

True

b)

False

41.

Running on a hard surface or uphill can cause shin splint.

a)

True

b)

False

42.

The function of the trapezius muscle is flexion of the head.

a)

True

b)

False

43.

When stimulated to develop tension, muscles can only push.

a)

True

b)

False

44.

Muscle cramps may be caused by dehydration.

a)

True

b)

False

45.

A hernia is a balloon-like section of the abdominal cavity that protrudes through a hole in the muscles of  the abdomen.

a)

True

b)

False

46.

A contusion is an inflammation of a tendon.

a)

True

b)

False

47.

 Muscular dystrophy is a group of inherited disorders.

a)

True

b)

False

48.

Skeletal muscles must be stimulated by nerve impulses to contract.

a)

True

b)

False

49.

Skeletal muscles that are not used will hypertrophy, and those that are used excessively will atrophy.

a)

True

b)

False

50.

A muscle strain is a sustained contraction of the muscle.

a)

True

b)

False

51.

Another name for a muscle spasm is a cramp.

a)

True

b)

False

52.

Muscles are responsible for producing most of our body heat

a)

True

b)

False

53.

Cardiac muscle is an example of a voluntary muscle.

a)

True

b)

False

54.

Muscles only push, never pull.

a)

True

b)

False

55.

Muscles only pull, never push.

a)

True

b)

False

56.

Skeletal muscle is also known as (a)   muscle due to its prominent  cross-stripes.

57.

When a muscle contracts, it (a)   on the bones at the attachment sites.

58.

The prime mover muscle group is the (a)   and the opposing muscle  group is the antagonist.

59.

(a)   contraction results in shortening of a muscle.

60.

Extensibility is the ability of a muscle to be (a)   .

61.

The nerve that stimulates skeletal muscle is known as a (a)   neuron.

62.

(a)   -twitch muscle is more resistant to fatigue than fast- twitch muscle.

63.

The functional units inside a muscle fiber are the (a)   .

64.

The movement in which the sole of the foot is rolled outward is (a)   .

65.

Lateral rotation of the forearm is (a)   .

66.

Localized pain in the lower leg is known as shin (a)   .

67.

Nearly (a)   of our body weight comes from muscles.

68.

The major source of energy for muscles is (a)   .

69.

(a)   is caused by an accumulation of lactic acid in the muscles.

70.

(a)   can occur to muscles that are infrequently used.

71.

Which of the following is not a type of muscle fiber?

a)

skeletal

b)

rough

c)

smooth

d)

cardiac

72.

Skeletal muscle fibers contain ____ nuclei (nucleus).

a)

multiple

b)

two

c)

one

d)

zero

73.

All of the following are behavioral characteristics of muscles except ____.

a)

bendability

b)

extensibility

c)

contractility

d)

elasticity

74.

Which of the following muscles are involuntary?

a)

cardiac

b)

skeletal

c)

smooth

d)

cardiac & smooth

75.

Smooth muscle fibers contain ____ nuclei (nucleus).

a)

multiple

b)

two

c)

one

d)

zero

76.

The release of ____ ions with the arrival of the action potential enables the attachment of myosin heads to actin filaments.

a)

K+

b)

Ca++

c)

Cl

d)

Na+

77.

A muscle ____ happens when a muscle is stretched beyond its usual limit.

a)

contusion

b)

bruise

c)

strain

d)

cramp

78.

Which of the following is a muscle in the upper back?

a)

rectus abdominis

b)

trapezius

c)

internal oblique

d)

pectoralis major

79.

The _____ muscle causes extension of the forearm.

a)

biceps brachii

b)

brachioradialis

c)

brachialis

d)

triceps brachii

80.

The muscle that encircles the eye is the ____.

a)

orbicularis oculi

b)

frontalis

c)

zygomaticus

d)

nasalis

81.

Which of the following muscles is attached to the Achilles tendon?

a)

tibialis anterior

b)

adductor muscle

c)

sartorius

d)

gastrocnemius

82.

All of the following are members of the hamstring group except ____.

a)

semitendinosus

b)

semimembranosus

c)

sartorius

d)

biceps femoris

83.

Which of the following is caused by an impact?

a)

cramps

b)

tennis elbow

c)

strains

d)

contusion

84.

Forward movement of a body segment away from anatomical position in the sagittal plane is known as ____.

a)

eversion

b)

flexion

c)

extension

d)

hyperextension

85.

The muscle on the back of the upper arm is called the _____.

a)

deltoid

b)

tricep

c)

bicep

86.

The part of a skeletal muscle that is attached to a fixed structure is called the _____.

a)

ligament

b)

prime mover

c)

insertion

d)

origin

87.

The ability of a muscle to return to its original length is called _____.

a)

extensibility

b)

contractibility

c)

elasticity

d)

excitability

88.

The ability of a muscle to reduce the distance between the parts of its contents is _____.

a)

extensibility

b)

contractibility

c)

elasticity

d)

excitability

89.

The type of muscle that is attached to the bone of the skeleton is _____.

a)

skeletal

b)

cardiac

c)

smooth

90.

Which of the following is true regarding fibromyalgia?

a)

It is characterized by sudden acute pain.

b)

The treatment is surgical.

c)

The etiology is a bacterial infection.

d)

It is a complex of symptoms (syndrome).

91.

Which of the following hernias occur when the stomach pushes through the diaphragm?

a)

abdominal

b)

inguinal

c)

hiatal

92.

Which of the following would be categorized as a recreational injury?

a)

tetanus

b)

rotator cuff disease

c)

torticollis

93.

Each skeletal muscle cell is known as a(n) ____.

a)

muscle fiber

b)

sarcoplasm

c)

sarcolemma