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Nervous System Practice

Total questions: 55

Worksheet time: 1hrs 18mins

Name
Class
Date
1.
Which is the following is represented by the letter A?
a)
Dendrite
b)
Cell Body 
c)
Nucleus
d)
Myelin Sheath
2.

Which is the following is represented by the letter B?

a)

cell body

b)

nucleus

c)

dendrite

d)

axon

3.

Which of the following is represented by letter C?

a)

Cell body

b)

nucleus

c)

axon

d)

dendrite

4.

Which is represented by the letter E?

a)

Axon

b)

Myelin sheath

c)

schwan cells

d)

terminal branches

5.

Which is represented by the letter G?

a)

axon

b)

myelin sheath

c)

schwan cell

d)

terminal branches

6.

Which is represented by the letter H?

a)

axon

b)

myelin sheath

c)

schwan cell

d)

axon terminals

7.

Which is the following is represented by the letter F?

a)

cell body

b)

Node of Ranvier

c)

Schwann cells

d)

axon

8.

The gaps between myelin sheaths:

a)

neurotransmitter

b)

synapse

c)

node of ranvier

d)

schwann cells

9.
The nervous system_________
a)
receives information about what is going on in your body as well as what is going on around you. 
b)
tells your body how to react to the information it receives. 
c)
helps your body maintain homeostasis. 
d)
all of the above.
10.
Name the two major parts of the central nervous system.
a)
The brain and the skull. 
b)
The brain and the body.
c)
The spinal cord and the brain.
d)
The spinal cord and the body. 
11.
A_______is what your body does in reaction to a stimuli. 
a)
reaction
b)
response
c)
change
12.

What do the motor neurons do?

a)

carry messages from the brain and spinal cord to muscles and glands

b)

carry impulses from skin and sends to organs the to spinal cord and brain

c)

carry impulses from sensory neurons to motor neurons

d)

store messages

13.

FIGHT OR FLIGHT:

a)

decreases heart rate

b)

increase heart rate

c)

reverses symptoms

d)

makes you fly

14.
What are the three (3) main parts of the nervous system?
a)
cerebellum, cerebrum, medulla
b)
cochlea, nerves, vestibule
c)
brain, spinal cord, nerves
15.

What type of neuron is A?

a)

Sensory

b)

Inter

c)

Motor

16.

In a reflex arc, the sensory neuron leads to the ___________ and the motor neuron leads to the __________

a)

Spinal cord, CNS

b)

CNS, muscle

c)

Spinal cord, muscle

d)

Muscle, CNS

17.

Responds to motor output

a)

Stimulus

b)

Effector

c)

Sensory Neuron

d)

Motor Neuron

e)

Interneuron

18.

In which order is a signal sent from stimulus to response?

a)

Sensory Organ, Sensory Neuron, Interneuron, Motor Neuron, Effector

b)

Sensory Neuron, Sensory Organ, Interneuron, Motor Neuron, Effector

c)

Interneuron, Sensory Neuron, Sensory Organ, Motor Neuron, Effector

d)

Motor Neuron, Effector, Interneuron, Sensory Neuron, Sensory Organ

e)

Effector, Motor Neuron, Interneuron, Sensory Neuron, Sensory Organ

19.

what is a stimulus

a)

something you are born with

b)

something that causes a response/reaction

c)

basic unit of life

d)

traits that you receive

20.

How is a reflex arc different than other voluntary movements?

a)

A reflex arc takes the same path as a voluntary action

b)

A reflex a travels from a sensory neuron to the spinal cord then to a motor neuron, skipping the brain

c)

A reflex arc takes longer than a voluntary action

d)

There is no difference between a reflex arc and a voluntary action

21.
The part of the neuron that insulates the axon and increases the speed of the neural message within the neuron.
a)
Synapse
b)
Dendrite
c)
Myelin Sheath
d)
Axon Terminal Button
22.
What are the 2 major divisions of the peripheral nervous system (PNS)?
a)

Sensory & Motor

b)

Peripheral & Central

c)

Somatic & Autonomic

d)

Brain & Spinal Cord

23.

What part of the nervous system is responsible for slowing down breathing and pulse after an emergency is over?

a)

Sympathetic

b)

Parasympathetic

c)

Cranial Nerves

d)

Spinal Nerves

24.

Nerves that receive messages from the brain and spinal cord are:

a)

sensory

b)

associative

c)

interneurons

d)

motor

25.

Cranial nerves and spinal nerves are part of the:

a)

Central nervous system

b)

sensory nervous system

c)

Peripheral nervous system

d)

Associative nervous system

26.

The autonomic nervous system prepares the body for the "fight or flight" response by:

a)

heightening the senses

b)

increasing heart rate and blood pressure

c)

decreasing the pain sensation

d)

increasing blood supply to the kidneys

27.

A nerve cell is known as a/an:

a)

neurocyte.

b)

neuron.

c)

neuroblast

d)

neuroma

28.

What part of peripheral nervous system controls voluntary movement via skeletal muscle ?

a)

central nervous

b)

Somatic Nervous System

c)

peripheral nervous system

d)

autonomic nervous system

29.

The Sympathetic and Parasympathetic nervous systems are part of the :

a)

Autonomic nervous system

b)

Somatic Nervous System

c)

Central nervous system

d)

Limbic System

30.

What part of the peripheral nervous system controls involuntary functions such as heart rate and smooth muscle ?

a)

peripheral nervous system

b)

central nervous system

c)

Choroid Plexus

d)

Autonomic Nervous System

31.
The "fight or flight" response during threatening situations in the role of the:
a)
sympathetic nervous system
b)
parasympathetic system
c)
somatic nervous system
d)
cerebellum
32.
The part of the nervous system that consists of nerves that branch out from the CNS (central nervous system) and connect to other body parts
a)
Sympathetic
b)
Parasympathetic
c)
Autonomic
d)
Peripheral
33.
The _____part of the autonomic nervous system is active during resting.
a)
sympathetic
b)
parasympathetic
c)
somatic
d)
peripheral
34.
Part of the peripheral that controls conscious activities
a)
autonomic
b)
somatic
c)
sympathetic
d)
parasympathetic
35.

What are the two divisions of the autonomic nervous system?

a)

central and peripheral

b)

parasympathetic and sympathetic

c)

brain and spinal cord

d)

nerves and ganglia

36.
What is the name of cells that support the cells that send information?
a)
Neurons
b)
Axons
c)
Dendrites
d)
Neuroglia
37.
What type of neuroglial cell attaches neurons to capillaries?
a)
Astrocyte
b)
Oligodendrocytes
c)
Microglial
d)
Ependymal
38.
What is the main function of oligodendrocytes?
a)
Production of insulation and protection
b)
Maintain the health of the neuron
c)
Brace and support the neuron to it's nurtient supply
d)
Lining of the central cavities to circulate spinal fluid
39.

Neuroglial cells that form the fatty myelin sheath on neurons in the CNS are ___________ in the PNS are ________________?

a)

ganglia and oligodendroglia

b)

astrocytes and schwann cells

c)

schwann cells and oligodendroglia

d)

oligodendroglia and schwann cells

40.

Unipolar neurons are always ....

a)

Sensory

b)

Reflex

c)

Visual

d)

Only in the CNS

41.

The Central Nervous System is almost all ....

a)

Unpolar

b)

Bipolar

c)

Multipolar

d)

Unipolar

42.

Neurons that only have on process?

a)

Multipolar

b)

Bipolar

c)

Unipolar

d)

Unpolar

43.

Small cells that engulf and destroy microbes and cellular debris in the CNS

a)

microglia

b)

horns

c)

neuroglia

d)

astrocytes

44.

Gaps between Schwann cells that increase the speed of the transmission of the signal down the neuron are called

a)

axon terminals

b)

myelin

c)

nodes of Ranvier

45.

Which type of cell is circled?

a)

Microglia

b)

Astrocytes

c)

Oligodendrocytes

d)

Satellite cells

46.

The long, fiber like part of a neuron which the cell sends information to receiving neurons

a)

axon

b)

dendrite

c)

myelin

d)

Node of Ranvier

47.

The part of the neuron that receives messages from adjacent neurons

a)

axon

b)

axon terminal

c)

dendrite

d)

neuron

48.
This insulating material forms a layer, around the axon of a neuron.  It enables electrical signals to travel down the axon at higher speeds.
a)
neuron
b)
myelin sheath
c)
dendrite
d)
neurotransmitter
49.
E
a)
Synapse
b)

Soma/Cell Body

c)
Axon 
d)
Dendrite
50.
This part of the neuron receives chemical messages from the neurotransmitters of other neurons.
a)
Axon Terminal
b)
Dendrites
c)
Myelin Sheath
d)
Cell Body
51.
The correct direction of the neural impulse within one neuron.
a)
Axon Terminal to Dendrite
b)
Dendrite to Axon Terminal
c)
Cell Body to Axon
d)
Axon Terminal to Cell Body
52.
A chemical produced by neurons that carries messages to other neurons
a)
myelin sheath
b)
neurotransmitter
c)
axon
d)
axon terminal
53.
The tiny gap between neurons where nerve impulses are sent from one neuron to another.  It is where communication occurs between an axon and dendrite
a)
synapse
b)
axon terminal
c)
impulse
d)
myelin
54.
The part of the neuron that takes information away from the cell body is called a(n) _____________.
a)
dendrite
b)
axon
c)
cell body
d)
Schwann cell
55.
The part of the neuron that brings information to the cell body is called a(n) ___________.
a)
dendrite
b)
axon
c)
nucleus
d)
node of Ranvier

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