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A&P: Chapter 9 Muscular System Study Guide

Total questions: 84

Worksheet time: 44mins

Name
Class
Date
1.

Which connective tissue surrounds fasicles?

a)

epimysium

b)

endomysium

c)

perimysium

2.

Which connective tissue surrounds the whole muscle?

a)

epimysium

b)

endomysium

c)

perimysium

3.

Which connective tissue surrounds individual muscle fibers?

a)

epimysium

b)

endomysium

c)

perimysium

4.

Actin myofilaments are

a)

attached to the z disk

b)

are found primarily in the h zone

c)

are thicker than myosin myofilaments

d)

all of these options

5.

Which structure provides an attachment site for calcium?

a)

actin

b)

troponin

c)

tropomyosin

d)

m-line

6.

Which area of a sarcomere contains only actin?

a)

Z disk

b)

A band

c)

H zone

d)

I band

7.

Which part of the sarcomere does not shorten during muscle contraction?

a)

A band

b)

H zone

c)

I band

d)

None of these

8.

Skeletal muscles...

a)

Require energy in order to contract

b)

Require energy in order to relax

c)

Relax when calcium ions are transported into the sarcoplasmic reticulum

d)

All of these

9.

What type of muscle is this?

a)

Skeletal

b)

Cardiac

c)

Smooth

10.

Which type of muscle is this?

a)

Smooth

b)

Skeletal

c)

Cardiac

11.

Which type of muscle is this?

a)

Skeletal

b)

Cardiac

c)

Smooth

12.

Which type of muscle cell is striated, voluntary and has multiple nuclei located at the periphery?

a)

Cardiac

b)

Smooth

c)

Skeletal

13.

Which type of muscle cell has one nucleus, is striated and has intercalated disks?

a)

Skeletal

b)

Cardiac

c)

Smooth

14.

Which of the following muscle cells are not striated, involuntary, and have one nucleus per cell?

a)

Skeletal

b)

Cardiac

c)

Smooth

15.

Which side of the membrane has a positive charge at resting membrane potential?

a)

Inside

b)

Outside

16.

Which of the following happens during depolarization?

a)

Sodium moves into the cell

b)

Sodium moves out of the cell

c)

Potassium moves into the cell

d)

Potassium moves out of the cell

17.

Which of the following is true about the sodium potassium pump? (choose 2)

a)

Moves sodium into the cell

b)

Moves sodium out of the cell

c)

Moves potassium into the cell

d)

Moves potassium out of the cell

18.

Which side of the cell membrane is positive during depolarization?

a)

Inside

b)

Outside

19.

Which is true about repolarization?

a)

Sodium moves into the cell

b)

Sodium moves out of the cell

c)

Potassium moves into the cell

d)

Potassium moves out of the cell

20.

Which side of the cell membrane becomes positive during repolarization?

a)

Inside

b)

Outside

21.

Which of the following puts the structures of the muscle in order from largest to smallest?

a)

Whole muscle, muscle fiber, actin & myosin, myofibril, muscle fasicle

b)

Whole muscle, muscle fasicle, muscle fiber, myofibril, actin & myosin

c)

Whole muscle, muscle fiber, muscle fasicle, myofibril, actin & myosin

d)

Whole muscle, muscle fasicle, muscle fiber, actin & myosin, myofibril

22.
The thick filament is composed of: 
a)
Myosin
b)
Actin
23.
The thin filament is composed of: 
a)
Myosin
b)
Actin
24.
Involuntary
a)
skeletal
b)
cardiac
c)
smooth
d)
smooth and cardiac
25.
attached to bones
a)
cardiac
b)
smooth
c)
skeletal
26.
What two chemicals are necessary for muscle contraction to occur?
a)
Niacin and Potassium
b)
Calcium and ATP
c)
Sodium and Potassium
d)
Ach and Potassium
27.
Skeletal Muscle contraction is initiated when the ________ sends a message to the muscle cell.  
a)
Muscle cell
b)
Neuron
c)
Gland
d)
None of the above
28.

What type of muscle tissue is found in the heart?

a)

skeletal

b)

smooth

c)

cardiac

d)

voluntary

29.

Muscles move bones by

a)

pushing

b)

pulling

c)

both pushing and pulling

30.

The elbow bends when

a)

the biceps muscle contracts

b)

the triceps muscles contracts

c)

the biceps muscle relaxes

d)

the triceps muscle relaxes

31.

Muscles contract when

a)

thin filaments slide past thin filaments

b)

thick filaments slide past thick filaments

c)

thin filaments slide past thick filaments

32.

Identify the highlighted muscle

a)

Deltoid

b)

Biceps

c)

Trapezius

d)

Hamstring

33.

Identify the highlighted muscle

a)

Latissimus dorsi

b)

Deltoid

c)

Oblique

d)

Quadriceps

34.

Identify the highlighted muscle

a)

Trapezius

b)

Extensor Carpi

c)

Triceps

d)

Extensor Digitorum Longus

35.

Identify the highlighted muscle

a)

Hamstrings

b)

Quadriceps

c)

Sartorius

d)

Gastrocnemius

36.

Identify the highlighted muscle

a)

Extensor Carpi

b)

Extensor Digitorum longus

c)

Gastrocnemius

d)

Tibialis anterior

37.

Identify the highlighted muscle

a)

Gastrocnemius

b)

Achilles Tendon

c)

Tibialis Anterior

d)

Biceps

38.

Identify the highlighted muscle

a)

Deltiod

b)

Trapezius

c)

Latissimus Dorsi

d)

Sartorius

39.

Identify the highlighted muscle

a)

Hamstrings

b)

Quadriceps

c)

Oblique

d)

Gluteus Maximus

40.

Identify the highlighted muscle

a)

Tibialis Anterior

b)

Gastrocneminus

c)

Deltoid

d)

Biceps

41.

Identify the highlighted muscle

a)

Hamstring

b)

Gastrocnemius

c)

Achilles Tendon

d)

Trapezius

42.

Identify the highlighted muscle

a)

Quadriceps

b)

Biceps

c)

Hamstrings

d)

Extensor Carpi

43.

Identify the highlighted muscle

a)

Hamstrings

b)

Deltoid

c)

Gluteus Maximus

d)

Oblique

44.

Identify the highlighted muscle

a)

illopsoas

b)

Biceps

c)

Sartorius

d)

Trapezius

45.

Identify the highlighted muscle

a)

BIceps

b)

Triceps

c)

Oblique

d)

Trapezius

46.

Identify the highlighted muscle

a)

Biceps

b)

Gluteus Maximus

c)

Triceps

d)

Deltoid

47.
What are the 3 types of muscle tissue?
a)
Thigh, Calf, & Shoulder
b)
Traps, Forearm, & Abs
c)
Hamstring, Biceps, & Triceps
d)
Smooth Muscle, Cardiac Muscle, & Skeletal Muscle
48.
Which muscle type is found in your stomach, bladder, and intestines?
a)
Skeletal
b)
Smooth
c)
Cardiac
d)
Straight
49.
Which type of muscle is found in your heart?
a)
Skeletal
b)
Smooth
c)
Cardiac
d)
Straight
50.
Which muscles are involuntary?
a)
skeletal
b)
cardiac
c)
smooth
d)
smooth and cardiac
51.
Which types of muscle tissue are voluntary?
a)
Cardiac
b)
Skeletal
c)
Smooth
d)
Cardiac and Smooth
52.
Skeletal muscles are attached to the _________.
a)
Stomach
b)
Lungs
c)
Bones
d)
Involuntary Muscles
53.
Cardiac muscles are ONLY located in the heart
a)
TRUE
b)
FALSE
54.
Muscles always work in _____
a)
pairs
b)
groups of 3
c)
bones
d)
joints
55.
What is a voluntary muscle?
a)
You have control over the muscle 
b)
You have no control over the muscle
c)
Muscle works automatically
d)
Muscles fuse together
56.

Flexors

a)

push

b)

pull

57.

Extensors

a)

push

b)

pull

58.

Largest muscle in animals is the

a)

femur

b)

serratus ventralis

c)

pectoral

d)

trapezius

59.

Structure 1

a)

Blood vessels

b)

Epimysium

c)

Perimysium

d)

Endomysium

e)

Tendon

60.

Structure 2

a)

Blood vessels

b)

Epimysium

c)

Perimysium

d)

Endomysium

e)

Tendon

61.

Structure 3

a)

Blood vessels

b)

Epimysium

c)

Perimysium

d)

Endomysium

e)

Tendon

62.

Structure 6

a)

Blood vessels

b)

Epimysium

c)

Perimysium

d)

Endomysium

e)

Tendon

63.

Structure 7

a)

Blood vessels

b)

Epimysium

c)

Perimysium

d)

Endomysium

e)

Tendon

64.

Structure 4

a)

Myofibril

b)

Fascicle

c)

Bone

d)

Tendon

65.

Structure 5

a)

Myofibril

b)

Fascicle

c)

Bone

d)

Tendon

66.

Structure 8

a)

Myofibril

b)

Fascicle

c)

Bone

d)

Tendon

67.

Number 6

a)

Z line/disk

b)

H band

c)

A band

d)

I band

e)

sarcomere

68.

Numbers 1 & 5

a)

Z line/disk

b)

H band

c)

A band

d)

I band

e)

sarcomere

69.

Number 2

a)

Z line/disk

b)

H band

c)

A band

d)

I band

e)

sarcomere

70.

Number 3

a)

Z line/disk

b)

H band

c)

A band

d)

I band

e)

sarcomere

71.

Number 4

a)

Z line/disk

b)

H band

c)

A band

d)

I band

e)

sarcomere

72.

The blue "thin" filament

a)

actin

b)

myosin

73.

The red "thick" filament

a)

actin

b)

myosin

74.

This type of muscle tissue is striated and autorhythmic

a)

cardiac

b)

smooth

c)

skeletal

75.

This type of muscle tissue is striated and voluntary

a)

cardiac

b)

smooth

c)

skeletal

76.

This type of muscle tissue is unstriated and involuntary

a)

cardiac

b)

smooth

c)

skeletal

77.

This type of muscle tissue is unstriated and involuntary

a)

cardiac

b)

smooth

c)

skeletal

78.

The specialized version of the endoplasmic reticulum found in muscle cells

a)

sarcoplasmic reticulum

b)

sarcolemma

c)

T tubules

d)

sarcoplasm

79.

These structures become permeable to calcium when stimulated by acetylcholine

a)

sarcoplasmic reticulum

b)

sarcolemma

c)

T tubules

d)

sarcoplasm

80.

The action potential travels along this membrane in muscular tissue

a)

sarcoplasmic reticulum

b)

sarcolemma

c)

T tubules

d)

sarcoplasm

81.

The specialized version of the cytoplasm found in cells of the muscular system

a)

sarcoplasmic reticulum

b)

sarcolemma

c)

T tubules

d)

sarcoplasm

82.

Responsible for allowing and fueling the crossbridges that form between actin and myosin

a)

ATP and calcium

b)

troponin and ATP

c)

troponin and tropomyosin

d)

tropomyosin and calcium

83.

Shortens during a muscle contraction

a)

sarcomere

b)

A band

c)

Z line

d)

microfilament

84.

The explanation for how muscle contraction occurs

a)

sliding filament theory

b)

universal motion theory

c)

flexion and extension theory

d)

the big bang theory

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