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