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Exam 2

Terms in this set (150)

The two divisions of the efferent side of the peripheral nervous system are...
somatic motor neurons and autonomic neurons.
The division of the autonomic nervous system that prepares the body for intense levels of activity and stress is the...
sympathetic division.
Which statements apply to the parasympathetic division of the nervous system?
It is dominant during "resting and digesting."
ts ganglia are nearby, on or within their target organs.
Which area is NOT normally considered to be an autonomic control center?

pons
medulla
amygdala
Hypothalamus
Spinal cord
amygdala
Antagonistic control of efferent output is typical of the __________ division.
autonomic
The adrenal medulla is important to the sympathetic branch of the autonomic nervous system because...
it is a source of catecholamines.
it is considered a modified sympathetic ganglion.
it releases epinephrine and norepinephrine directly into the blood
Which of the following has its cell body in the ganglion?
postganglionic neuron
Which branch of autonomic nervous system that has a paraganglion chain of neurons?
Sympathetic
Which area(s) of the brain exert(s) control over the autonomic nervous system?
hypothalamus
pons
medulla
spinal cord (reflexes)
Which functions are controlled through the autonomic nervous system?
blood pressure
heart rate
water balance
temperature regulation
Increased parasympathetic stimulation.
increases gastric motility.
"Dual innervation" refers to an organ receiving...
both sympathetic and parasympathetic nerves.
parasympathetic tissue receptor.
cholinergic muscarinic receptor
target receptor for preganglionic neurons
cholinergic nicotinic receptor
released by all autonomic preganglionic neurons
acetylcholine
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