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Carl Shapiro (Coronary Artery Disease) exam 2023/ 18 Questions with correct Answers/Verified.
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Carl Shapiro (Coronary Artery Disease) exam2023/ 18 Questions with correct
Answers/Verified.
When a patient is experiencing angina, the nurse administers nitroglycerin sublingually
at what frequency? - -every 5 minutes, maximum 3 doses
When a pt is experiencing acute angina, it's recommended that the pt allow 1 sublingual
tablet to dissolve under the tongue (or spray nitroglycerin under the tongue) and repeat
every 5 min for maximum of 3 doses
-When administering medication to pt w/ suspected MI, the nurse understands that
morphine has which of the following beneficial effects? - -decreases anxiety
decreases pain
decreases preload
decreases afterload
Morphine is drug of choice to reduce pain, thereby reducing anxiety. it also reduces
preload and afterload, decreasing work of heart. pt must be monitored closely for SEs of
hypotension and respiratory depression
-Which of the following are cardiac markers assessed in the pt experiencing angina
potential myocardial injury? - -troponin
CK-MB
cardiac enzymes and biomarkers, which include troponin, CK, and myoglobin, are used
to diagnose an acute MI. of the 3 CK isoenzymes, CK-myocardial bound (MB) is specific
to heart muscle. CK-MM is specific to skeletal muscle and is not an indicator of MI.
hemoglobin is used to determine amount of O2 in the blood. creatinine is elevated in
renal failure, not in myocardial injury.
-the nurse recognizes that ST elevation on the 12-lead ECG typically indicates which of
the following? - -myocardial injury
, (causes ST segment and T-wave changes on ECG)
-the nurse knows that which factors may increase pt's risk of developing coronary artery
disease? - -cigarette smoking
metabolic syndrome
family history
non-modifiable risk factors for CAD include family hx and increasing age (> 55 y/o for
women). cigarette smoking and metabolic syndrome are modifiable risk factors for CAD.
a diagnosis of metabolic syndrome includes 3 of following: insulin resistance, central
obesity, dyslipidemia, BP persistently > 130/85, high levels of C-reactive proteins, and
high fibrinogen level. Any activity based on pt's capability is encouraged.
-which of the following does the nurse recognize as typical s/s exhibited by pt with
angina? - -substernal chest pain
SOB
diaphoresis
substernal chest pain or heaviness that may radiate, SOB, dusky or pallor skin,
diaphoresis, weakness, n/v, and denial by patient
-the nurse understands that aspirin is administered to a pt with suspected MI for which
of the following reasons? - -to prevent platelet aggregation
pt with suspected MI should receive aspirin immediately, unless allergic to it, to help
prevent plt aggregation
-V fib: - -is characterized by a ventricular rate > 300 bpm, an extremely irregular
rhythm w/o specific pattern, and irregular, undulating waves w/o recognizable QRS
complexes
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