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A&P Muscle Unit Test

Total questions: 50

Worksheet time: 27mins

Name
Class
Date
1.

What fascia is #3?

a)

Perimysium

b)

Endomysium

c)

Epimysium

d)

Sarcolemma

2.

What fascia is #2?

a)

Perimysium

b)

Endomysium

c)

Epimysium

d)

Sarcolemma

3.

What fascia is #4?

a)

Perimysium

b)

Endomysium

c)

Epimysium

d)

Sarcolemma

4.

What is the structure that is represented by letter A?

a)

Nucleus

b)

Sarcolemma

c)

Sarcoplasm

d)

Mitochondria

5.

What is the structure that is represented by letter B?

a)

Nucleus

b)

Sarcolemma

c)

Sarcoplasm

d)

Mitochondria

6.

What is the structure that is represented by letter C?

a)

Nucleus

b)

Sarcolemma

c)

Sarcoplasm

d)

Mitochondria

7.

What is the structure that is represented by letter D?

a)

Nucleus

b)

Sarcolemma

c)

Sarcoplasm

d)

Mitochondria

8.

What is the structure that is represented by letter E?

a)

Nucleus

b)

Microfibril

c)

Sarcoplasm

d)

Mitochondria

9.

What is the structure represented by #1?

a)

Neuron

b)

Vesicle

c)

Receptors

d)

Synapse

10.

What is the structure represented by #2?

a)

Neuron

b)

Vesicle

c)

Sarcolemma or motor end plate

d)

Synapse

11.

What is the structure represented by #3?

a)

Neuron

b)

Vesicle

c)

Sarcolemma or motor end plate

d)

Synapse

12.

What is the structure represented by #4? (the space)

a)

Neuron

b)

Vesicle

c)

Sarcolemma or motor end plate

d)

Synapse

13.

What is the structure represented by #5?

a)

Neuron

b)

Vesicle

c)

Mitochondria

d)

Synapse

14.

What is the structure represented by #6? (the pairs of dashes on the muscle)

a)

Neuron

b)

Receptors

c)

Mitochondria

d)

Synapse

15.

Order the muscle hierarchy from largest to smallest structure.

a)

muscle, fascicles, myofibrils, myofilaments, myosin, actin

b)

muscle, myofibrils, fascicles, myosin, actin, myofilaments

c)

actin, myosin, myofilaments, myofibrils, fascicles, muscle

d)

fascicles, actin, myofibrils, muscle, myofilaments, myosin

16.

True or False

The neuromuscular junction is where a nerve and a muscle fiber come together.

a)

True

b)

False

17.

What is the sliding filament theory?

a)

The theory of how a muscle contracts.

b)

The theory of how people use their muscles.

c)

The theory of how organs slide around in the body

d)

The theory of how much scientists know about muscles

18.

True or False

There are three different types of muscle tissue; skeletal muscle, smooth muscle and cardiac muscle.

a)

True

b)

False

19.

Actin is the ...

a)

Thick Filament within a Muscle Fibre

b)

Thin Filament within a Muscle Fibre

c)

Protein that covers myosin-binding sites

d)

Molecule that causes muscle contraction

20.

Myosin is the ...

a)

Thin Filament of a muscle fibre

b)

Segment of a muscle fibre

c)

A molecule that changes shape when bound with Calcium Ions

d)

Thick Filament of a muscle fibre

21.

Myofibril is an arrangement of ___________ within a muscle fibre.

a)

Bands

b)

Sacromeres

c)

Proteins

d)

Crossbridges

22.
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
23.
Region where a motor neuron comes in close contact with a muscle cell.
a)
neurotransmitter
b)
muscular dystrophy
c)
muscle tension
d)
neuromuscular junction
24.

Which part separate one sarcomere to the next?

a)

M line

b)

I band

c)

H zone

d)

Z line

25.

Which region consists only actin (thin filament)?

a)

I band

b)

M line

c)

H zone

d)

A band

26.

which skeletal muscle is represented in the image?

a)

brachioradialis

b)

biceps brachii

c)

biceps femoris

d)

deltoideus

27.

which skeletal muscle is represented in the image?

a)

external obliques

b)

serratus anterior

c)

rectus abdominis

d)

pectoralis major

28.

which skeletal muscle is represented in the image?

a)

gastrocnemius

b)

tibialis anterior

c)

fibularis longus

d)

vastus medialis

29.

which skeletal muscle is represented in the image?

a)

gluteus medius

b)

gluteus maximus

c)

semitendinosus

d)

external obliques

30.

which skeletal muscle is represented in the image?

a)

latissmus dorsi

b)

teres major

c)

infraspinatus

d)

deltoideus

31.

which skeletal muscle is represented in the image?

a)

pectoralis major

b)

serratus anterior

c)

rectus abdominis

d)

deltoideus

32.

which skeletal muscle is represented in the image?

a)

pectoralis major

b)

serratus anterior

c)

rectus abdominis

d)

deltoideus

33.

which skeletal muscle is represented in the image?

a)

rectus femoris

b)

vastus lateralis

c)

vastus medialis

d)

sartorius

34.

which skeletal muscle is represented in the image?

a)

sternocleidomastoid

b)

trapezius

c)

zygomaticus

d)

depressor anguli oris

35.

which skeletal muscle is represented in the image?

a)

sternocleidomastoid

b)

trapezius

c)

zygomaticus

d)

depressor anguli oris

36.

which skeletal muscle is represented in the image?

a)

triceps brachii

b)

latissimus dorsi

c)

deltoideus

d)

brachioradialis

37.

Which type of muscle is voluntary and striated?

a)

Cardiac

b)

Smooth

c)

Skeletal

38.

Which type of muscle is involuntary and striated?

a)

Cardiac

b)

Smooth

c)

Skeletal

39.

Which type of muscle is involuntary and non striated?

a)

Cardiac

b)

Smooth

c)

Skeletal

40.
Moving a limb away from midline
a)
Pronation
b)
Abduction
c)
Adduction
d)
Flexion
41.
Movement of a limb toward the body midline
a)
Abduction
b)
Flexion
c)
Adduction
d)
Pronation
42.

What connects muscles to bones?

a)

cartilage

b)

tendons

c)

ligaments

d)

flexors

43.

Name the highlighted muscle

a)

rectus abdominals

b)

transverse abdominals

c)

external obliques

d)

internal obliques

44.
The functional unit of the muscle cell is the: 
a)
Sarcomere
b)
Osteon
c)
Myofilament
d)
Muscle fiber
45.
The ________ functions in storing Ca2
a)
Sarcoplasmic Reticulum
b)
T Tubules
c)
Mitochondria
d)
Fascicle
46.
The plasma membrane of a skeletal muscle cell is called the:
a)
sarcomere
b)
myofilament
c)
sarcolemma
d)
sarcoplasm
47.

How many muscles are there in our body?

a)

More than 600.

b)

600.

c)

460

d)

biceps

48.

In the digestive system, most muscles are....

a)

cardiac.

b)

skeletal.

c)

voluntary.

d)

smooth.

49.

Name the 3 types of muscles:

a)

voluntary and involuntary.

b)

cardiac, smooth and involuntary

c)

smooth, skeletal and cardiac.

d)

move, protect and keep temperature.

50.

Another name for a muscle cell

a)

myofibril

b)

sarcomere

c)

muscle fiber