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Unit 6 Muscular System Review

Total questions: 79

Worksheet time: 58mins

Name
Class
Date
1.

The property of all muscles that can be defined as the muscle tissue having a electric gradient which can reverse when stimulated is?

a)

Excitability

b)

Contraction

c)

Elongate

2.

What is the correct order of structure of Skeletal Muscle?

a)

Muscle Fiber, Endomysium, Fascicle, Epimysium, Perimysium, Tendon

b)

Muscle Fiber, Endomysium, Epimysium, Fascicle, Perimysium, Tendon

c)

Muscle Fiber, Fascicle, Endomysium, Perimysium, Epimysium, Tendon

d)

Muscle Fiber Fascicle, Endomysium, Epimysium, Perimysium, Tendon

3.
The gap between a neuron and a muscle cell: (#4 in the diagram)
a)
synaptic cleft
b)
sarcolemma
c)
vesicle
d)
Ca2+ ion
4.
The neurotransmitter stored in the axon terminal identified as #3
a)
Acetylcholine
b)
Protein Channel
c)
Calcium Ion (Ca2+)
d)
Syanptic Cleft
5.
The organelle that stores ACh in the axon is identified as #4
a)
Motor Neuron
b)
Axon Terminal of Motor Neuron
c)
Sarcolemma
d)
 Vesicle
6.
Another name for a muscle cell.
a)
Fiber
b)
Sacrolemma
c)
Sacromere
d)
Fascicle
7.

What is the name of label 1?

a)

Myofubrill

b)

Nucleus

c)

Nucleolus

d)

Sarcolemma

8.

What is the name of label 2?

a)

Sacrolemma

b)

Nucleus

c)

Mitochondrion

d)

Sacroplasm

9.

What is the name of label 3?

a)

Sacrolemma

b)

Mitochondrion

c)

Myofibril

d)

Sacroplasm

10.

What is the name of label 4?

a)

Sacrolemma

b)

Mitochondrion

c)

Sarcoplasm

d)

Myofibril

11.

What is the name off label 5?

a)

Sarcolemma

b)

Mitochondrion

c)

Sarcoplasm

d)

Myofibril

12.

Myofibrils are made of Actin which is

a)

thin filaments

b)

thick filaments

c)

globular protein

d)

a motor protein

13.

Myofibrils are made of Myosin which is

a)

thin filaments

b)

thick filaments

c)

a globular protein

d)

a motor protein

14.
Name this tissue
a)
Skeletal
b)
Cardiac
c)
Smooth
15.
This type of muscle tissue is found only in the heart
a)
Skeletal
b)
Cardiac
c)
Smooth
16.

Name the tissue

a)

Skeletal

b)

Cardiac

c)

Smooth

17.
This type of muscle tissue is found in the walls of hollow organs such as the stomach 
a)
Skeletal
b)
Cardiac
c)
Smooth
18.
Muscle tissue
a)
Is tissue that functions in lining, covering, and glandular tissue
b)
Is tissue involved in protecting, supporting, and binding together other body tissues
c)
Is tissue that contracts and shortens to produce movement 
d)
Tissue that receives and conducts electrochemical impulses from one part of the body to another
19.
Which ion below IS NOT critical to muscle contraction?
a)
Sodium Ion
b)
Calcium Ion
c)
Potassium Ion
d)
Phosphorus Ion
20.

Which of the Proteins listed below IS NOT a myofibril protein?
A.  Actin
B.  Troponin
C.  Tropomyosin
D.  Myosin

E. Trypsin

a)
All of these listed are myofibril proteins
b)
Troponin is not a myofibril protein.
c)
Trypsin is not a myofibril protein.
d)
Titin is not a myofibril protein.
21.
A mitochondria's role in muscle contraction is the production of...
a)
Synthesis of ATP
b)
Metabolism of ATP
c)
Synthesis of Proteins
d)
Metabolism of Worn out Proteins
22.
Which is more true to cause muscle contraction?
a)
Actin Pulls on the myosin
b)
Myosin Pulls on the Titin
c)
Myosin Pulls on Actin
d)
Actin Pulls on Titin
23.
Which ion, when present, changes the conformation of tropomyosin?
a)
Calcium
b)
Sodium
c)
Potassium
d)
Lithium
24.
Which TWO IONS are pumped in/out of the sarcolemma as part of muscle contraction?
a)
Sodium / Calcium
b)
Calcium / Potassium
c)
Sodium / Potassium
25.
In order for tropomyosin to change conformation, calcium has to bind with...
a)
Voltage Gated Ion Channel
b)
Ligand Gated Ion Channel
c)
Troponin Protein
d)
Actin Protein
26.
What opens the ligand gated sodium/potassium channel?
a)
Calcium Ion Binding to the channel protein.
b)
Acetylcholine binding to the channel protein.
c)
Electrical Signal opening the channel protein.
d)
Acetylcholinesterase binding to the channel protein.
27.
What opens the Calcium Ion Transport Channel embedded in the pre-synaptic terminal?
a)
Binding of Acetylcholine
b)
Binding of Calcium Ion
c)
An Action Potential
d)
Binding of Sodium Ion
28.
Calcium that will eventually enter the muscle cell to bind with troponin is stored in the...
a)
T-Tubule of the Muscle Cell
b)
Sarcoplasmic Reticulum of the Muscle Cell
c)
The Sarcolemma of the Muscle Cell
d)
The interstitial space outside the muscle cell near the pre-synaptic terminal.
29.
Which of the following occurs first in muscle contraction?
a)
Calcium Ion Enters the Pre-synaptic Terminal
b)
Acetylcholine Enters the Synaptic Cleft
c)
Sodium Ion Enters the Sarcolemma
d)
Calcium Ion Enters the Sarcoplasm (Cytoplasm).
30.
Which of the following occurs first in muscle contraction?
a)
Myosin /Actin Cross bridge shifts to move actin.
b)
Phosphate is released form the myosin globular head
c)
Calcium Enters the Sarcoplasm (Cytoplasm) of the muscle cell.
d)
ADP is released form the myosin globular head.
31.
Which of the following occurs first in muscle contraction?
a)
Myosin globular head 'uncoils' releasing stored energy.
b)
Cross Bridges are formed between actin and myosin
c)
Tropomyosin changes shape (conformation) to expose myosin binding sites.
d)
Calcium Binds with Troponin
32.
During muscle contraction the 'Z' Lines will...
a)
Disappear
b)
Get Farther apart
c)
Get Closer Together
d)
Appear Thicker
33.
During full muscle contraction the H Zone will...
a)
Disappear
b)
Get wider
34.
a)
Trapezius
b)
Gluteals
c)
Deltoid
d)
Hamstring
35.

What muscle is the arrow pointing to?

a)

Pectoralis (Pecs)

b)

Biceps

c)

Triceps

d)

Lats

36.
a)

Biceps Brachii

b)

Brachialis

c)

Deltoid

d)

Brachioradialis

37.
a)
Tricep
b)
Deltoid
c)
Hamstring
d)
Bicep brachii
38.

Name this muscle

a)

Pectorals

b)

Latissimus Dorsi

c)

Rectus Abdominis

d)

Gastrocnemus

39.

name the muscle

a)

sartorius

b)

Vastus Intermedius

c)

Rectus Femoris

d)

Vastus Lateralis

40.

name the muscle

a)

Vastus Medialis

b)

Vastus Intermedius

c)

Rectus Femoris

d)

Vastus Lateralis

41.

name the muscle

a)

Vastus Medialis

b)

Vastus Intermedius

c)

Rectus Femoris

d)

Vastus Lateralis

42.

name the muscle

a)

achilles

b)

Gastrocnemius

c)

Anterior crus

d)

Soleus

43.
a)
Latissimius Dorsi
b)
Trapezius
c)
Triceps
d)
Erectors
44.
What is the red muscle?
a)
biceps brachii
b)
triceps brachii
c)
posterior deltoid
d)
extonsor indicis
45.
Identify the muscle.
a)
Obliques
b)
Trapezius
c)
Gluteus Maximus
d)
Latissimus Dorsi
46.
Identify the muscle.
a)
Gluteus Maximus
b)
Quadriceps
c)
Hamstrings
d)
Deltoids
47.

What is shown in the picture?

a)

biceps

b)

biceps femoris (hamstring)

c)

gastrocnemius (calf)

d)

deltoid

48.

Identify the muscle

a)

gastrocnemius

b)

semitendinosis

c)

biceps femoris

d)

semimembranosis

49.

Identify the muscle

a)

gastrocnemius

b)

semitendinosus

c)

biceps femoris

d)

semimembranosus

50.

The ___ can be found attached to the femur & calcaneus. When it contracts, it plantar flexes the foot.

a)

Gastrocnemius

b)

Soleus

c)

Sacrospinalis

d)

Sternocleidomastoid

51.
What type of muscle tissue is VOLUNTARILY controlled
a)
Skeletal Only
b)
Skeletal and Cardiac
c)
Smooth and Cardiac
d)
Cardiac Only
52.
Which type of muscle tissue would line the intestines?
a)
Smooth
b)
Cardiac
c)
Skeletal
d)
Transitional
53.

Which types of muscle tissue are striated?

a)

smooth and skeletal

b)

smooth and cardiac

c)

skeletal and cardiac

d)

only the cardiac

54.

A bundle of multiple muscle fibers is called

a)

sarcomere

b)

myofibril

c)

fascicle

d)

muscle cell

55.

Which muscle raises corners of mouth and allows you to smile?

a)

zygomaticus

b)

orbicularis oculi

c)

orbicularis oris

d)

buccinator

56.
What is the action of the masseter?
a)
To raise the eyebrows
b)
To close the eyes
c)
To close the jaw
d)
To blow bubbles
57.

Which muscle is labeled 7

a)

masseter

b)

trapezius

c)

zygomaticus

d)

platysma

58.

#3?

a)

frontalis

b)

temporalis

c)

cranial aponeurosis

d)

occipitalis

59.

What is the muscle that allows you to close and protrude lips

a)

temporalis

b)

orbicularis oris

c)

orbicularis oculi

d)

buccinator

60.

Which muscle is labeled 2

a)

orbicularis oculi

b)

platysma

c)

frontalis

d)

occipitals

61.

Which muscle allows you to turn and nod your head?

a)

sternocleidomastoid

b)

buccinator

c)

zygomaticus

d)

frontalis

62.

Which muscle is labeled B

a)

Temporalis

b)

Frontalis

c)

Parietals

d)

Masseter

63.

Which muscle is labeled 2

a)

cranial aponeurosis

b)

frontalis

c)

orbicularis oculi

d)

orbicularis oris

64.

#9?

a)

orbicularis oculi

b)

zygomaticus

c)

buccinator

d)

orbicularis oris

65.

RISORIUS

a)

F

b)

G

c)

H

d)

I

e)

J

66.

LEVATOR ANGULI ORIS

a)

F

b)

G

c)

H

d)

I

e)

J

67.

DEPRESSOR ANGULI ORIS

a)

K

b)

M

c)

N

d)

L

e)

O

68.

MENTALIS

a)

K

b)

M

c)

N

d)

L

e)

O

69.

temporalis

a)

A

b)

B

c)

C

d)

D

e)

E

70.

Lable the muscle tissue types.

a)

Skeletal

b)

Cardiac

c)

Smooth

1
2
3
1)
2)
3)
71.

A motor neuron and all the muscle fibers it supplies is called a(n) ____________.

a)

motor end plate

b)

motor unit

c)

synaptic cleft

d)

axon terminal

e)

neuromuscular junction

72.

Reorder the following steps (1-5) of a muscle contraction

a)

Nerve Impulse reaches Neuromuscular Junction

b)

Acetylcholine (ACH) Released by Motor Neuron

c)

ACH binds to Muscle Receptor Sites

d)

Action Potential charge travels down muscle cell

e)

Impulses reaches the SR and Ca+ channels open

1)
2)
3)
4)
5)
73.

Reorder the following (6-10) of the muscle contraction

a)

Ca+ ions diffuse from the SR and bind to troponin molecules

b)

Tropomyosin molecules move and expose specific sites on actin where myosin heads can bind

c)

Cross-bridges form, linking actin and myosin

d)

Actin filaments are pulled toward the center of the sarcomere by pulling of the cross-bridges, increasing the overlap of the thin and thick filaments

e)

The muscle fiber shortens as contractions occurs

1)
2)
3)
4)
5)
74.

Name this movement

a)

extension

b)

flexion

c)

hyperextension

d)

plantarflexion

75.

Name this movement

a)

inversion

b)

eversion

c)

adduction

d)

abduction

76.

Name this movement

a)

adduction

b)

abduction

c)

inversion

d)

eversion

77.

Name this movement

a)

extension

b)

flexion

c)

adduction

d)

abduction

78.

Name this movement

a)

adduction

b)

abduction

c)

flexion

d)

extension

79.
What movement is occurring here?
a)
Eversion
b)
Flexion
c)
Dorsiflexion
d)
Plantarflexion

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