Structures of the Nervous System Answers

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1
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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.
2
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Which of the following best describes the function of the parasympathetic nervous system?

A
It calms the body and conserves energy.
B
It maintains internal equilibrium of the body.
C
It arouses the body and expends energy.
D
It conducts energy around the body.
3

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
4

The nerves of the somatic nervous system connects to which two parts of the body?

A
motor muscles and chemical receptors
B
heart muscles and sensory receptors
C
cranial muscles and motor receptors
D
skeletal muscles and sensory receptors
5

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
7

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
8

Where is the brain located?

A
in the spinal cord
B
in the neck
C
in the chest cavity
D
in the skull
10

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
11

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.
12

Where is the brain located?

A
in the spinal cord
B
in the neck
C
in the chest cavity
D
in the skull
13

Which of the following best describes the function of the parasympathetic nervous system?

A
It calms the body and conserves energy.
B
It maintains internal equilibrium of the body.
C
It arouses the body and expends energy.
D
It conducts energy around the body.
14

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
15

The nerves of the somatic nervous system connects to which two parts of the body?

A
motor muscles and chemical receptors
B
heart muscles and sensory receptors
C
cranial muscles and motor receptors
D
skeletal muscles and sensory receptors
16

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
17

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

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