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Nervous System 2

Total questions: 18

Worksheet time: 10mins

Name
Class
Date
1.
The skeletal muscles are controlled by the ____ nervous system.
a)
afferent
b)
somatic
c)
involuntary
2.
) The part of the neuron that typically conducts nerve impulses away from the cell body is the ________.
a)
dendrite
b)
cell body
c)
synaptic cleft
d)
axon
3.
The nervous system is structurally subdivided into two systems: ________ nervous system and ________ nervous system.
a)
central; peripheral
b)
somatic; autonomic
c)
parasympathetic; sympathetic
d)
autonomic; sympathetic
4.
The term central nervous system refers to the ________. 
a)
autonomic and peripheral nervous systems
b)
brain and cranial nerves
c)
spinal cord and spinal nerves
d)
brain and spinal cord
5.

What does the nervous system do?

a)

Pumps blood from your heart to your body

b)

Carries messages back and forth between your brand and the rest of your body

c)

Breaks up food

d)

Secrete hormones.

6.

What kind of cells make up the nervous system?

a)

Plasma

b)

Neurons

c)

Blood Vessels

d)

Spinal Cord

7.

The spinal cord is.....

a)

The command center of the nervous system

b)

The body's message and control center

c)

A long bundle of neurons that sends messages to and from the brain and all parts of the body.

d)

All of the above.

8.

What is the Peripheral Nervous System consist of?

a)

The brain

b)

The spinal Cord

c)

The nerves that connect the CNS to all parts of the body.

d)

All of the above.

9.

What is a stimulus?

a)

A change in your heart beat.

b)

A change in the environment.

c)

Exhaling CO2

d)

A cut healing using platelets.

10.

The spinal cord connects the ________________ to the rest of the body.

a)

brain

b)

heart

c)

arms and legs

d)

lungs

11.

These receive signals in a neuron.

a)

myelin sheath

b)

axon

c)

ribosome

d)

dendrites

12.

Without the nervous system, you couldn't

a)

walk

b)

breathe

c)

think

d)

all of the above

13.
The nerve cell that carries impulses from a sense receptor to the brain or spinal cord is a _____________.
a)
Motor Neuron
b)
Sensory Neuron
c)
Relay Neuron
14.
The nerve cell that transmits impulses from the brain or spinal cord to a muscle or gland.
a)
Motor Neuron
b)
Relay Neuron
c)
Sensory Neuron
d)
Schwann cell
15.
What part of the neuron is myelinated?
a)
Cell Body
b)
Axon
c)
Synapse
d)
Dendrite
16.
A chemical substance that transmits nerve impulses across a synapse 
a)
Neurotransmitter
b)
Axon
c)
Synapse
d)
Nerve
17.
The gap that a message has to cross to get from one neuron to the other is called the _____
a)
synapse
b)
dendrite
c)
axon
d)
nucleus 
18.
If a neuron responds at all, it responds completely. This is known as the
a)
threshold
b)
all-or-none response
c)
neuronal pool
d)
withdrawal reflex