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23/24 Unit 3 Final Review - Fall Final

Total questions: 46

Worksheet time: 22mins

Name
Class
Date
1.

An individual skeletal muscle cell

a)

muscle fiber

b)

fascicle

c)

sarcolemma

d)

aponeurosis

e)

agonist

2.

A bundle of muscle fibers

a)

muscle fiber

b)

fascicle

c)

sarcolemma

d)

aponeurosis

e)

agonist

3.

The delicate membrane surrounding each striated muscle fiber

a)

muscle fiber

b)

fascicle

c)

sarcolemma

d)

aponeurosis

e)

agonist

4.

A fine protective sheath of connective tissue around a skeletal muscle fiber

a)

endomysium

b)

epimysium

c)

perimysium

d)

aponeurosis

e)

sarcolemma

5.

The second layer of connective tissue that surrounds a skeletal muscle

a)

endomysium

b)

epimysium

c)

perimysium

d)

aponeurosis

e)

sarcolemma

6.

A connective tissue sheath that envelops each bundle of muscle fibers

a)

endomysium

b)

epimysium

c)

perimysium

d)

aponeurosis

e)

sarcolemma

7.

Which of the following muscle types is involuntary?

a)

Skeletal

b)

Smooth

c)

Cardiac

8.

Identify the part

a)

bone

b)

muscle fiber

c)

fascicle

d)

blood vessel

e)

endomysium

9.

Identify the part

a)

bone

b)

muscle fiber

c)

fascicle

d)

blood vessel

e)

endomysium

10.

Identify the part

a)

bone

b)

muscle fiber

c)

fascicle

d)

blood vessel

e)

endomysium

11.

Identify the part

a)

bone

b)

muscle fiber

c)

fascicle

d)

blood vessel

e)

endomysium

12.

Identify the part

a)

tendon

b)

blood vessel

c)

epismysium

d)

perimysium

e)

endomysium

13.

Identify the part

a)

tendon

b)

blood vessel

c)

epismysium

d)

perimysium

e)

endomysium

14.

The layers of connective tissue in a skeletal muscle, in order of innermost to outermost are:

a)

Endomysium, Epimysium, Perimysium

b)

Endomysium, Perimysium, Epimysium

c)

Perimysium, Epimysium, Endomysium

d)

Epimysium, Perimysium, Endomysium

15.

The many tubes that fill a muscle fiber, and themselves are made up of long strands of protein filaments.

a)

Muscle Fibers

b)

Myofibrils

c)

Actin

d)

Fascicles

16.

The thin filament is called

a)

Actin

b)

Myosin

c)

Troponin

d)

Myofibril

17.

The net of channels regulate calcium ions for a muscle contraction

a)

T-Tubules

b)

Sarcoplasm

c)

Sarcolemma

d)

Sarcoplasmic Reticulum

18.

Contracting units of a muscle made up of actin and myosin, that extend from Z-line to Z-line.

a)

Sarcolemma

b)

Z line

c)

Sarcomere

d)

T- Tubule

19.

Identify number 17, that encases the epimysium and fuses with the tendon.

a)

Endomysium

b)

Perimysium

c)

Fascia

d)

Fascicle

20.

Identify number 11

a)

Protein Filament

b)

Myofibril

c)

Muscle Fiber

d)

Fascicle

21.

Identify number 12

a)

Protein Filament

b)

Myofibril

c)

Muscle Fiber

d)

Fascicle

22.

Identify number 18

a)

Protein Filament

b)

Myofibril

c)

Muscle Fiber

d)

Fascicle

23.

Identify number 17

a)

Protein Filament

b)

Myofibril

c)

Muscle Fiber

d)

Fascicle

24.

Identify number 20

a)

Sarcoplasm

b)

Sarcolemma

c)

Sarcoplasmic Reticulum

d)

T- Tubles

25.

Identify number 14

a)

Sarcoplasm

b)

Sarcolemma

c)

Sarcoplasmic Reticulum

d)

T- Tubules

26.

What's in the picture?

a)

synaptic vesicles

b)

neurotransmitters

c)

presynaptic neuron

d)

postsynaptic neuron

e)

synaptic cleft

27.

What's in the picture?

a)

synaptic vesicles

b)

neurotransmitters

c)

presynaptic neuron

d)

postsynaptic neuron

e)

synaptic cleft

28.

What's in the picture?

a)

synaptic vesicles

b)

neurotransmitters

c)

presynaptic neuron

d)

postsynaptic neuron

e)

synaptic cleft

29.

What's in the picture?

a)

synaptic vesicles

b)

neurotransmitters

c)

presynaptic neuron

d)

postsynaptic neuron

e)

synaptic cleft

30.

What's in the picture?

a)

synaptic vesicles

b)

neurotransmitters

c)

presynaptic neuron

d)

postsynaptic neuron

e)

synaptic cleft

31.

Chemicals released into a cleft when an action potential reaches the terminal are called.....

a)

ligand gated ion channels

b)

synaptic vesicles

c)

neurotransmitters

d)

voltage gated ion channels

32.

Three things that can occur when an action potential reaches a synapse are.....

a)

signal is delayed

b)

signal is stopped

c)

signal is transmitted

d)

signal is reversed

33.

Three things that a neuron can form a synapse with are....

a)

muscles

b)

glands

c)

other neurons

d)

surface of your skin

34.

Which side of the synapse contains neurotransmitters?

a)

presynaptic

b)

postsynaptic

c)

both

35.

Which side of the synapse contains ligand-gated ion channels?

a)

presynaptic

b)

postsynaptic

c)

both

36.

What causes the release of neurotransmitters into the cleft?

a)

an action potential reaches the terminal

b)

ligand gated ion channels open

c)

excititory neurotransmitters bind to ligand gated ion channels

d)

an action potential on the post synaptic neuron triggers nearby voltage gated ion channels

37.

which of the following explains why the action potential continues along the post synaptic neuron?

a)

an action potential reaches the terminal

b)

ligand gated ion channels open

c)

excititory neurotransmitters bind to ligand gated ion channels

d)

an action potential on the post synaptic neuron triggers nearby voltage gated ion channels

38.
A single neuron and all the muscle fibers it stimulates make up a(n) _______.
a)
motor unit
b)
motor neuron
c)
axon
d)
neuromuscular junction
39.

The part of the sarcolemma (the muscle cell membrane) that meets a motor neuron

a)

synaptic knob

b)

motor end plate

c)

synaptic cleft

d)

motor neural termination

40.

Muscles in the eye contain motor units with a motor neuron connected to only five muscle fibers. What type of control does a person have over these muscles?

a)

Very little control

b)

No control

c)

Extremely accurate control

d)

Moderate or average control

41.

A neurotransmitter that stimulates skeletal muscles

a)

Acetycholine

b)

ATP

c)

Cross bridge

d)

Neuromuscular junction

42.

Choose the arrangement that lists the events in the order they occur at a neuromuscular junction.

a)

action potential reaches the presynaptic terminal of a motor neuron

b)

acetylcholine moves across the synaptic cleft

c)

acetylcholine combines with a receptor molecule on a skeletal muscle.

d)

action potential produced in a skeletal muscle cell

e)

acetylcholine broken down

1)
2)
3)
4)
5)
43.
What is the name of the thick myofilaments?
a)
Actin
b)
Myosin
c)
Myoglobin
d)
Titan
44.
What is the name of the thin myofilaments in the muscle cell?
a)
Actin
b)
Myosin
c)
Myoglobin
d)
Titan
45.
When a muscle contracts, it _______
a)
gets longer
b)
gets shorter
c)
gets thinner
d)
grows hair
46.

Put steps of contraction in order.

a)

rest, nerve action, ACh released, transmitted, Ca released

b)

ACh released, Ca released, nerve action, transmitted, rest

c)

rest, nerve action, Ca released, ACh released, transmitted

d)

ACh released, Ca released, transmitted, nerve action, rest

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