1c|cP a g e
NUR 210 EXAM 2|| ALL QUESTIONS AND CORRECT A
c c c c c c c c
NSWERS ALREADY GRADED A+|| ACTUAL EXAM A c c c c c c
ND LATEST UPDATE 2024-
c c c
2025 WITH VERIFIED SOLUTIONS|| ASSURED PASS
c c c c c
What are the two main divisions of the nervous system?
c c c c c c c c c
the CNS and the peripheral nervous system
c c c c c c
What does the CNS consist of?
c c c c c
the brain and the spinal cord
c c c c c
What does the peripheral nervous system consist of?
c c c c c c c
somatic motor system and autonomic nervous system
c c c c c c
What does the somatic motor system control?
c c c c c c
voluntary movement of skeletal muscles
c c c c
what does the autonomic nervous system control?
c c c c c c
involuntary actions c
What are the two branches of the autonomic nervous system?
c c c c c c c c c
,2c|cP a g e
parasympathetic (cholinergic) and sympathetic (adrenergic) c c c c
What is the nervous system in general responsible for?
c c c c c c c c
transmission of electric and chemical impulses
c c c c c
What are the three principle functions of the autonomic nervous system?
c c c c c c c c c c
1. regulate the heart
c c c
2. regulates secretory glands (gastric, sweat, and bronchial glands)
c c c c c c c c
3. regulates smooth muscle (bronchial passages, blood vessels, urogenital and GI trac
c c c c c c c c c c c
t)
Describe the sympathetic response.
c c c
"fight or flight", acute stress response
c c c c c
what happens when you activate "fight or flight"?
c c c c c c c
mobilize energy, HR and BP increase; shunt blood away from skin and viscera into sk
c c c c c c c c c c c c c c
eletal muscles; bronchi dilated (improve oxygenation); pupils dilate (enhance visual a
c c c c c c c c c c
cuity); mobilize stored energy providing glucose for the brain and fatty acids for the m
c c c c c c c c c c c c c c
uscle
What are adrenergic agents?
c c c
medications that add energy c c c
,3c|cP a g e
What are sympathomimetics?
c c
mimic the sympathetic nervous system
c c c c
Describe the parasympathetic response.
c c c
"rest and digest"; HR slows; gastric secretion increases; emptying of bladder and bow
c c c c c c c c c c c c
el; pupils constrict; bronchial smooth muscle contracts
c c c c c c
What are drug class examples for the parasympathetic response?
c c c c c c c c
cholinergic agents; parasympathomimetics c c
What are the three basic patterns of innervation and regulation for the sympathetic an
c c c c c c c c c c c c c
d parasympathetic responses?
c c
1. have innervation of both divisions of the autonomic nervous system (effects of two
c c c c c c c c c c c c c c
divisions are opposed) c c
ex. parasympathetic nerve slows HR and sympathetic nerve accelerates HR; both can
c c c c c c c c c c c c
be working at the same time
c c c c c
2. innervation by both divisions of ANS and the effects are complimentary
c c c c c c c c c c c
ex. in the male reproductive system the parasympathetic nerve regulates erection whil
c c c c c c c c c c c
e sympathetic regulate ejaculation
c c c
3. innervation and regulation by only one division
c c c c c c c
ex. blood vessels regulated exclusively by sympathetic nerves
c c c c c c c
, 4c|cP a g e
What are the two basic types of receptors the peripheral nervous system works throug
c c c c c c c c c c c c c
h?
1. adrenergic receptors: mediate responses to epinephrine (adrenaline) and norepinep
c c c c c c c c c
hrine
2. cholinergic receptors: mediate responses to acetylcholine
c c c c c c
Describe adrenergic agents. c c
add energy; fight or flight
c c c c
What are the three receptor sub types affected by adrenergic agents?
c c c c c c c c c c
1. beta 1: cardiac
c c c
2. beta 2: respiratory
c c c
3. alpha: peripheral vascular; pupils
c c c c
What organs to adrenergic agents affect?
c c c c c
cardiac: tachycardia c
respiratory: bronchial dilation c c
peripheral: vasoconstriction c
ocular: dilation (my/dri/asis - my/dry/eye)
c c c c
What do we use epinephrine for?
c c c c c
NUR 210 EXAM 2|| ALL QUESTIONS AND CORRECT A
c c c c c c c c
NSWERS ALREADY GRADED A+|| ACTUAL EXAM A c c c c c c
ND LATEST UPDATE 2024-
c c c
2025 WITH VERIFIED SOLUTIONS|| ASSURED PASS
c c c c c
What are the two main divisions of the nervous system?
c c c c c c c c c
the CNS and the peripheral nervous system
c c c c c c
What does the CNS consist of?
c c c c c
the brain and the spinal cord
c c c c c
What does the peripheral nervous system consist of?
c c c c c c c
somatic motor system and autonomic nervous system
c c c c c c
What does the somatic motor system control?
c c c c c c
voluntary movement of skeletal muscles
c c c c
what does the autonomic nervous system control?
c c c c c c
involuntary actions c
What are the two branches of the autonomic nervous system?
c c c c c c c c c
,2c|cP a g e
parasympathetic (cholinergic) and sympathetic (adrenergic) c c c c
What is the nervous system in general responsible for?
c c c c c c c c
transmission of electric and chemical impulses
c c c c c
What are the three principle functions of the autonomic nervous system?
c c c c c c c c c c
1. regulate the heart
c c c
2. regulates secretory glands (gastric, sweat, and bronchial glands)
c c c c c c c c
3. regulates smooth muscle (bronchial passages, blood vessels, urogenital and GI trac
c c c c c c c c c c c
t)
Describe the sympathetic response.
c c c
"fight or flight", acute stress response
c c c c c
what happens when you activate "fight or flight"?
c c c c c c c
mobilize energy, HR and BP increase; shunt blood away from skin and viscera into sk
c c c c c c c c c c c c c c
eletal muscles; bronchi dilated (improve oxygenation); pupils dilate (enhance visual a
c c c c c c c c c c
cuity); mobilize stored energy providing glucose for the brain and fatty acids for the m
c c c c c c c c c c c c c c
uscle
What are adrenergic agents?
c c c
medications that add energy c c c
,3c|cP a g e
What are sympathomimetics?
c c
mimic the sympathetic nervous system
c c c c
Describe the parasympathetic response.
c c c
"rest and digest"; HR slows; gastric secretion increases; emptying of bladder and bow
c c c c c c c c c c c c
el; pupils constrict; bronchial smooth muscle contracts
c c c c c c
What are drug class examples for the parasympathetic response?
c c c c c c c c
cholinergic agents; parasympathomimetics c c
What are the three basic patterns of innervation and regulation for the sympathetic an
c c c c c c c c c c c c c
d parasympathetic responses?
c c
1. have innervation of both divisions of the autonomic nervous system (effects of two
c c c c c c c c c c c c c c
divisions are opposed) c c
ex. parasympathetic nerve slows HR and sympathetic nerve accelerates HR; both can
c c c c c c c c c c c c
be working at the same time
c c c c c
2. innervation by both divisions of ANS and the effects are complimentary
c c c c c c c c c c c
ex. in the male reproductive system the parasympathetic nerve regulates erection whil
c c c c c c c c c c c
e sympathetic regulate ejaculation
c c c
3. innervation and regulation by only one division
c c c c c c c
ex. blood vessels regulated exclusively by sympathetic nerves
c c c c c c c
, 4c|cP a g e
What are the two basic types of receptors the peripheral nervous system works throug
c c c c c c c c c c c c c
h?
1. adrenergic receptors: mediate responses to epinephrine (adrenaline) and norepinep
c c c c c c c c c
hrine
2. cholinergic receptors: mediate responses to acetylcholine
c c c c c c
Describe adrenergic agents. c c
add energy; fight or flight
c c c c
What are the three receptor sub types affected by adrenergic agents?
c c c c c c c c c c
1. beta 1: cardiac
c c c
2. beta 2: respiratory
c c c
3. alpha: peripheral vascular; pupils
c c c c
What organs to adrenergic agents affect?
c c c c c
cardiac: tachycardia c
respiratory: bronchial dilation c c
peripheral: vasoconstriction c
ocular: dilation (my/dri/asis - my/dry/eye)
c c c c
What do we use epinephrine for?
c c c c c
