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MTSA ADVANCED PHYSIO LOGY PAST
PAPERS TEST QUESTIONS WITH
ANSWERS GRADED A+
Question :big idea for tissues innervated by the autonomic
nervous system
Correct answer:innervation of tissue not usually under
conscious control
Question :examples of tissues innervated by the ANS
Correct answer:-cardiac muscle
-electrical fibers of the heart -smooth muscle (blood vessels) -glands -visceral muscle (GI)
Question :number of neurons from grey matter of spinal cord
to target tissue in the somatic pathway
Correct answer:one
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Question :number of neurons from grey matter of spinal cord
to target tissue in the ANS
Correct answer:two (pre-ganglionic and post ganglionic)
Question :location of cell bodies for ANS pre-ganglionic
neurons
Correct answer:lateral horns of the gray matter in the spinal
cord
Question :regions of spinal cord with lateral horns
Correct answer:T1-L2
S2-S4
Question :location in the gray matter of somatic lower motor
neurons
Correct answer:anterior horn of the gray matter
Question :divisions of autonomic nervous system
Correct answer:sympathetic and parasympathetic
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Question :another name for the sympathetic nervous system
Correct answer:thoracolumbar division
Question :another name for the parasympathetic nervous
system
Correct answer:craniosacral division
Question :rational for the name thoracolumbar
Correct answer:because the cell bodies for pre-ganglionic
neurons originate in the lateral horns of the gray matter between T1 and L2
Question :rational for the name craniosacral
Correct answer:because the cell bodies for the pre ganglionic
neurons originate in the brainstem and the lateral horns in S2- S4
Question :cranial nerves with parasympathetic function
Correct answer:CN III, VII, IX, X
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Question :site of synapses between pre and post ganglionic
neurons in the sympathetic nervous system
Correct answer:sympathetic chain ganglia (most) and
collateral ganglia
Question :number of sympathetic collateral ganglia
Correct answer:four
Question :in the SNS, the preganglionic neuron is...
Correct answer:very short
Question :in the SNS the post ganglionic neuron is
Correct answer:long
Question :in the ANS (both SNS and PNS) the preganglionic
neuron is always...