AnswersCMS 2026-2027 Psychology INITIAL CREDITThe Neuron

Structures of the Nervous System Answers

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1
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Which of the following best describes the function of nerves?

A
They send information around to different cells of the body.
B
They connect the brain to the body.
C
They carry messages from the muscles.
D
They carry sensory and motor impulses.
2
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Where is the brain located?

A
in the spinal cord
B
in the neck
C
in the chest cavity
D
in the skull
3

What are the two main components of the nervous system?

A
the brain nervous system and the spinal cord nervous system
B
the parasympathetic nervous system and the brain nervous system
C
the cranial nervous system and the parasympathetic nervous system
D
the central nervous system and the peripheral nervous system
4

Which of the following best describes the function of the spinal cord?

A
It merges simple responses to stimuli and sends information to the brain.
B
It merges motor responses to muscles and sends information to the brain.
C
It merges sensory responses to fingers and sends information to the brain.
D
It merges complex responses to internal stimuli and sends information to the brain.
5

What are the two divisions of the autonomic nervous system?

A
sympathetic and central nervous systems
B
central and somatic nervous systems
C
sympathetic and parasympathetic nervous systems
D
parasympathetic and somatic nervous systems
6

The __________ is the control center of the body.

A
brain
B
spinal cord
C
central nervous system
D
peripheral nervous system
7

All of the following physical reactions occur when our fight-or-flight response is triggered except __________.

A
dilating pupils
B
increasing heartbeat
C
increasing digestion
D
increasing perspiration
8

Heart rate, digestion, breathing, and perspiration are all controlled by which part of the peripheral nervous system?

A
the sympathetic nervous system
B
the autonomic nervous system
C
the parasympathetic nervous system
D
the somatic nervous system
9

Our brain enables us to do all the following except __________.

A
think
B
socialize
C
talk
D
move
10

Which nervous system is comprised of the somatic and autonomic nervous systems?

A
the central nervous system
B
the peripheral nervous system
C
the sympathetic nervous system
D
the parasympathetic nervous system

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