ANCC CARDIAC VASCULAR RN
CERTIFICATION-CARDIAC DRUGS EXAM
LATEST ACTUAL EXAM WITH COMPLETE
QUESTIONS AND CORRECT ANSWERS
name drugs that have the same affinity for either alpha 1 or alpha
2 sites Correct Answer phenoxebenzanine
phentolamine
what do alpha blockers do? Correct Answer decrease vascular
tone
increase vasodilation
decrease blood pressure
what are some problems clinically that you might fix with alpha
blockers Correct Answer Extravasation of tissue toxic agents
Hypertension
Pheochromocytoma
what are adverse effects of alpha blocker Correct Answer postural
hypotension
dysrhythmia
edema
chf
angina
dizziness/syncope/weakness
depression
who is at risk for taking alpha blockers [use might be
contraindicated]
,what is important regarding dosage of alpha blockers Correct
Answer pregnant women, chf patients, and renal failure pts
its important to start small and up titrate slowly to keep away from
adverse events.
what do alpha 1 adrenergic receptors do in the body Correct
Answer they stim vasoconstriction by targeting smooth muscle
cells in vessels
what can administration of alpha 1 adrenergic agents treat?
Correct Answer persistent hypotension
neurally mediated hypotension
orthostatic hypotension
adverse events from alpha 1 enabling
these drugs are contraindicated in what cases? Correct Answer
high bp
profuse sweating
what is very important to know regarding switching a patient off of
alpha 1 enablers? Correct Answer TAPERED off. stopping
abruptly may cause rebound reactions to occur, including sudden
death
where do alpha 2 enablers work on?
stimulation of alpha receptors does what to the body? Correct
Answer Central nervous system--the CV centers of the brain
, decreases blood pressure and heart rate
what are some adverse effects of alpha 2 agents? Correct
Answer CNS stuff---
nightmares
depression
sedation
fatigue
HA
CV stuff--
hypotension
drymouth
chf
bradycardia
low UOP
sexual dysFx
What are contraindications for Alpha 2 enablers?
What is important to know when D/Cing an Alpha 2 enabler?
Correct Answer severe CAD
vascular disease
chronic renal probs
do not suddenly stop...taper down to avoid reactions
Beta 1 receptors..what do they do systemically
What do Beta 2 receptors do as well? Correct Answer BETA1
increase HR
stimulate myocardial contraction
Beta 2 receptors are found in lungs and uterus
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