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CEN practice questions with 100% correct answers
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CEN practice questions with 100% correct answers
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©PREP4EXAMS@2024 [REAL-EXAM-DUMPS] Wednesday, July 31, 2024 9:10 AMCEN practice questions with 100% correct answers
Pulse pressure is the difference between systolic blood pressure and diastolic blood
pressure, and is widened in which of the following disorders? (A) Early hypovolemic
shock (B) Increased ICP (C) Cardiac tamponade (D) Neurogenic shock - ✔️✔️(B)
Increased ICP [pulse pressure is narrow in early shock, cardiac tamponade, and aortic
valve stenosis]
Parents bring in their 4-week-old infant with non-bilious projectile vomiting and
persistent hunger. Which of the following conditions is suspected? - ✔️✔️(A) Pyloric
stenosis [PS is characterized by non-bilious projectile vomiting and persistent hunger;
volvulus has bilious vomiting]
Systemic vascular resistance (SVR) is decreased in which type of shock? - ✔️✔️(D)
Distributive [Afterload (pressure) is low in distributive shock (neurogenic, septic,
anaphylactic) due to vasodilation, and high in all other forms of shock due to
vasoconstriction]
Which is the following is the hallmark symptom of Prinzmetal's angina? - ✔️✔️Pain at rest
due to coronary vasospasm; may be seen with stimulant use
1
, ©PREP4EXAMS@2024 [REAL-EXAM-DUMPS] Wednesday, July 31, 2024 9:10 AM
ST segment elevation in ECG leads II, III and aVF indicates injury to which area of the
heart? - ✔️✔️Inferior wall [V1-V4 look at the anterior wall; I, aVL, V5, V6 look at the lateral
wall of the left ventricle]
A 40F who is 36-weeks pregnant presents to the ED with painless bright red vaginal
bleeding. The nurse knows a pelvic exam is contraindicated since the most likely cause
of the bleeding is - ✔️✔️Placenta previa [think P's - painless privates, placenta previa;
abrupt placenta - always painful]
A 14-year-old c/o lightheadedness & palpitations. Which cardiac disorder is
characterized by a short PR interval and a Delta wave? - ✔️✔️Wolff-Parkinson-White
(WPW) syndrome [WPW is characterized by a short PR interval, and a slurred QRS on
the upstroke, yielding a widened QRS complex; this morphology is referred to as a
"Delta wave"]
A 22F c/o thick, white, "cottage-cheese" like vaginal discharge, pruritus, vulvar burning
and dyspareunia. The nurse suspects a diagnosis of: - ✔️✔️Candidiasis [characterized by
pruritus & thick, white, "cottage-cheese" like vaginal discharge]
Which atrioventricular block is characterized by a consistent but prolonged PR interval,
and a consistent R to R interval? - ✔️✔️First degree AV block [Second degree type I has
progressive elongation of PR interval; second degree type 2 has a consistent PR
interval, but inconsistent R to R interval; third degree heart block has a consistent R to
R interval, but the P waves get lost]
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