8445284
Description
Quiz by Alexandra Bozan, updated more than 1 year ago
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Created by Alexandra Bozan
about 7 years ago
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Question 1
Question
All cell bodies of the autonomic nervous system are located within the CNS.
Answer
- True
- False
Question 2
Question
Each spinal nerve attaches to the spinal cord by means of two short roots, a ventral root and a dorsal root.
Answer
- True
- False
Question 3
Question
Which of the following would not be an effector of the autonomic nervous system?
Answer
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skeletal muscles
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blood vessels
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sweat glands
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the iris of the eye
Question 4
Question
The “fight-or-flight” reaction is a normal response in times of stress.
Answer
- True
- False
Question 5
Question
A dermatome is the skin surface area supplied by a single spinal nerve.
Answer
- True
- False
Question 6
Question
The peripheral nervous system includes:
Answer
-
only spinal nerves.
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only spinal nerves and their branches.
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only cranial nerves, spinal nerves, and their branches.
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cranial nerves, the spinal cord, spinal nerves, and their branches.
Question 7
Question
The spinal nerves are connected to the spinal cord and consist of:
Answer
-
12 PAIRS
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21 PAIRS
-
31 PAIRS
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41 PAIRS
Question 8
Question
Axon terminals, or endings, that secrete acetylcholine are called cholinergic terminals.
Answer
- True
- False
Question 9
Question
Sympathetic responses generally have widespread effects on the body because:
Answer
-
they reach visceral effectors faster than parasympathetic impulses.
-
myoneural junctions contain a substance that inactivates acetylcholine.
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preganglionic fibers are short and postganglionic fibers are long.
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preganglionic fibers synapse with several postsynaptic fibers.
Question 10
Question
Which is not true about most sympathetic postganglionic neurons?
Answer
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They are usually longer than preganglionic neurons.
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They produce acetylcholine.
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They produce norepinephrine.
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They have acetylcholine receptors on their dendrites.
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