CNS EXAM I EXAMS 2026 QUESTION
AND ANSWERS
The nervous system plays a dominant role in all body responses to internal and external
demand EXCEPT?
A. coordination
B. integration
C. contraction
D. association - answerC
The central nervous system consists of two parts the brain or encephalon and the spinal
cord or medulla spinalis, how many cranial nerve pairs are there?
a. 24
b. 31
c.12
d. 62 - answerc
The somatic component of the nervous system or the voluntary component innervating
skeletal musculature, what chemical is released by the somatic axon endings?
a. excitatory
b. Acetylcholine
c. Norepinephrin
d. Cholinergic - answerb
The autonomic or visceral component of the nervous system also known as the
involuntary portion innervates which of the following musculature?
a. smooth
b. skeletal
c. intrafusal
d. extrafusal - answera
The parasympathetic subdivision of the visceral component of the nervous system has
neurons located in the CNS and PNS all of the following cranial nerves are present
EXCEPT?
a. VII
b. XI
c. IX
d. X - answerb
In the sympathetic subdivision the preganglionic neurons release ACH and
postganglionic sympathetics generally release norepinephrine what is the exception?
a. connective tissue
b. lymphatic vessels
c. erectile tissue
AND ANSWERS
The nervous system plays a dominant role in all body responses to internal and external
demand EXCEPT?
A. coordination
B. integration
C. contraction
D. association - answerC
The central nervous system consists of two parts the brain or encephalon and the spinal
cord or medulla spinalis, how many cranial nerve pairs are there?
a. 24
b. 31
c.12
d. 62 - answerc
The somatic component of the nervous system or the voluntary component innervating
skeletal musculature, what chemical is released by the somatic axon endings?
a. excitatory
b. Acetylcholine
c. Norepinephrin
d. Cholinergic - answerb
The autonomic or visceral component of the nervous system also known as the
involuntary portion innervates which of the following musculature?
a. smooth
b. skeletal
c. intrafusal
d. extrafusal - answera
The parasympathetic subdivision of the visceral component of the nervous system has
neurons located in the CNS and PNS all of the following cranial nerves are present
EXCEPT?
a. VII
b. XI
c. IX
d. X - answerb
In the sympathetic subdivision the preganglionic neurons release ACH and
postganglionic sympathetics generally release norepinephrine what is the exception?
a. connective tissue
b. lymphatic vessels
c. erectile tissue
