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NURS 251 NSG 251 EXAM 3 | 292 QUESTIONS AND ANSWERS WITH VERIFIED SOLUTIONS 100% CORRECT | NEW UPDATE 2025 $13.49
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NURS 251 NSG 251 EXAM 3 | 292 QUESTIONS AND ANSWERS WITH VERIFIED SOLUTIONS 100% CORRECT | NEW UPDATE 2025
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NURS 251 NSG 251 EXAM 3 | 292 QUESTIONS AND ANSWERS WITH VERIFIED SOLUTIONS 100% CORRECT | NEW UPDATE 2025

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  • December 6, 2024
  • 35
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • Nurs 251
  • Nurs 251

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NURS 251 NSG 251 EXAM 3 | 292 QUESTIONS AND
ANSWERS WITH VERIFIED SOLUTIONS 100%
CORRECT | NEW UPDATE 2025



alpha 1 receptors are found in ----causing----- - ANSWER smooth muscle
/vasoconstriction


While alpha 1 receptors cause vasoconstriction it can also cause ------ where? -
ANSWER relaxation/GI smooth muscle


Beta 1 receptors are found - ANSWER The heart


When beta 1 receptors are stimulated, 3 things happen.... - ANSWER 1).
Increase in force of contraction
2. increase in heart rate
3). increase in conduction


Beta 3 receptors decreases - ANSWER urinary frequency of bladder
contractions which increases filling phase of bladder


Beta 2 receptors - ANSWER bronchodilation in lungs


Some beta 2 receptor drugs - ANSWER -terol drugs like albuterol, ephedrine,
terbutaline

,Nasal Decongestants - ANSWER alpha 1 receptors


Nasal Decongestant drugs - ANSWER ephedrine, tetrahydrozoline, naphazoline


Ophthalmics stimulate ---- causing----- - ANSWER alpha receptors /arteriole
vasoncontriction


Adrenergics in eyes can treat - ANSWER open angle glaucoma


adrenergics in the eyes can reduce - ANSWER intraocular pressur e


Adrenergics in the eyes can dilate the eyes by stimulating ---- and ---- receptors -
ANSWER alpha/beta 2


adverse for alpha receptor drugs - ANSWER headache, insomnia, euphoria,
hypertension, reflexive bradycardia


adverse for beta receptor drugs - ANSWER headache, dizziness, dysrhythmias
and fluctuations in BP


toxic effects of adrenergic drugs (2 most life threatening) and ---- - ANSWER
CNS/Cardiovascular systems /seizures


adrenergic drugs have very short ---- - ANSWER half lives

,Since adrenergic drugs have short half lives, if overdosed what can be done to fix
the situation? - ANSWER Stopping the drug


Dobutamine - ANSWER beta 1 agonist
-inotropic agent, inc. contractility and CO, does NOT inc HR.
-used in acute management of heart failure


Dopamine - ANSWER beta 1 and alpha 1


dopamine at low doses - ANSWER dilate blood vessels in the brain and kidneys


dopamine at higher doses - ANSWER heart contractility and CO


dopamine at highest doses - ANSWER alpha 1 / vasoconstriction


dopamine is contraindicated in patients who have - ANSWER
pheochromocytoma


Epinephrine acts on both the ---- and ----- - ANSWER alpha and beta receptors


epinephrine is a ------ adrenergic agonist - ANSWER nonselective


epinephrine at low doses stimulates -----receptors and increases ---- of -----and ----
- - ANSWER beta 1/force of contraction/heart rate

, epinephrine is also a ------treating anaphylactic shock - ANSWER
bronchodilator


epinephrine has broncodilatory effects on the ---- receptors - ANSWER beta 2


epinephrine at high doses acts as a -----elevating-----and acts on ----- receptors -
ANSWER vasoconstrictor/blood pressure /alpha


Fenoldapam is a peripheral ---- agonist lowering---- - ANSWER dopamine 1 (D1)
/blood pressure


Fenoldopam also increases ------ - ANSWER renal flow


Midodrine acts on ---- receptors - ANSWER alpha 1


Midodrine treats ----- - ANSWER orthostatic hypotension


Midodrine is a peripheral ------ - ANSWER vasoconstrictor


Mirabegron is a ----- agonist - ANSWER Beta 3


Mirabegron - ANSWER Urinary Bladder Modifier


Norepinephrine leads to and acts on ----- receptors - ANSWER
vasonconstriction /alpha

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