NURS 327 Exam 2 material Complete Questions and
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What are the two nervous systems? - (ANSWER)central nervous system and
peripheral nervous system
What is the peripheral nervous system broken up in to? - (ANSWER)The somatic
and autonomic nervous systems (sympathetic and parasympathetic)
What are the principle functions of the autonomic nervous system? -
(ANSWER)Regulate heart rate
Regulate secretory functions
Regulate smooth muscles
What are the functions of the parasympathetic nervous system? - (ANSWER)Rest
and digest:
- slow HR
- increased gastric secretions
- empty the bladder or bowel
- focus the eye for near vision
- constrict the pupil
- contract bronchial smooth muscle
,What are the main functions of the sympathetic nervous system? - (ANSWER)-
regulate cardiovascular system
- regulate body temp
- implement FIGHT OR FLIGHT
What happens in our body during fight or flight mode? - (ANSWER)- increased HR
and BP
- shunt blood from skin and viscera to skeletal muscles
- dilate the bronchi
- dilate the pupils
- mobilizing energy stores
Adrenergic receptors mediate responses to: - (ANSWER)epinephrine and
norepinephrine
Cholinergic receptors mediate responses to: - (ANSWER)Acetylcholine
What are the adrenergic agonists (sympathomimetics) receptors? -
(ANSWER)Alpha1 receptors
Alpha2 receptors
Beta1 receptors
Beta2 receptors
, True or False: Some drugs selectively activate only one type of adrenergic
receptor while other drugs work on multiple receptors - (ANSWER)True
Alpha1 receptors act in what parts of the body? - (ANSWER)Eyes, arterioles,
bladder
Alpha2 receptors act on what parts of the body? - (ANSWER)central nervous
system
presynaptic nerve terminals
What are the therapeutic responses of alpha1 receptors? - (ANSWER)Hemostasis
Nasal decongestion
elevation of blood pressure
Mydriasis
What are the adverse affects of alpha1 receptors? - (ANSWER)hypertension
necrosis
bradycardia
What are medications that stimulate alpha1 receptors? - (ANSWER)epinephrine
norepinephrine
dopamine
Correct Answers | Graded A+ | Verified Answers |
Brand New Version!
What are the two nervous systems? - (ANSWER)central nervous system and
peripheral nervous system
What is the peripheral nervous system broken up in to? - (ANSWER)The somatic
and autonomic nervous systems (sympathetic and parasympathetic)
What are the principle functions of the autonomic nervous system? -
(ANSWER)Regulate heart rate
Regulate secretory functions
Regulate smooth muscles
What are the functions of the parasympathetic nervous system? - (ANSWER)Rest
and digest:
- slow HR
- increased gastric secretions
- empty the bladder or bowel
- focus the eye for near vision
- constrict the pupil
- contract bronchial smooth muscle
,What are the main functions of the sympathetic nervous system? - (ANSWER)-
regulate cardiovascular system
- regulate body temp
- implement FIGHT OR FLIGHT
What happens in our body during fight or flight mode? - (ANSWER)- increased HR
and BP
- shunt blood from skin and viscera to skeletal muscles
- dilate the bronchi
- dilate the pupils
- mobilizing energy stores
Adrenergic receptors mediate responses to: - (ANSWER)epinephrine and
norepinephrine
Cholinergic receptors mediate responses to: - (ANSWER)Acetylcholine
What are the adrenergic agonists (sympathomimetics) receptors? -
(ANSWER)Alpha1 receptors
Alpha2 receptors
Beta1 receptors
Beta2 receptors
, True or False: Some drugs selectively activate only one type of adrenergic
receptor while other drugs work on multiple receptors - (ANSWER)True
Alpha1 receptors act in what parts of the body? - (ANSWER)Eyes, arterioles,
bladder
Alpha2 receptors act on what parts of the body? - (ANSWER)central nervous
system
presynaptic nerve terminals
What are the therapeutic responses of alpha1 receptors? - (ANSWER)Hemostasis
Nasal decongestion
elevation of blood pressure
Mydriasis
What are the adverse affects of alpha1 receptors? - (ANSWER)hypertension
necrosis
bradycardia
What are medications that stimulate alpha1 receptors? - (ANSWER)epinephrine
norepinephrine
dopamine
