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Exam (elaborations)

ABCP BOARD REVIEW CURRENT EXAM

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ABCP BOARD REVIEW CURRENT EXAM ...

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  • August 7, 2024
  • 24
  • 2024/2025
  • Exam (elaborations)
  • Unknown
  • ABCP BOARD
  • ABCP BOARD
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ABCP BOARD REVIEW CURRENT EXAM
2024-2025

What is the most abundant cation in extracellular fluid? a) K+ b) Ca++ c) Mg++ d)
Na+

When there is a low venous oxygen tension and a high venous oxyhemoglobin
saturation, oxygen delivery decreases because:

a) Increase in P50.

b) reduction in P50.

c) metabolic alkalosis.

d) metabolic acidosis ANSWER: c) metabolic alkalosis.


At a given PO2, rising PCO2 produces:

a) More oxygen bound to hemoglobin

b) less oxygen bound to hemoglobin.

c) does not influence the amount of oxygen bound to hemoglobin.

d) drop in P50 - ANSWER b) less oxygen bound to hemoglobin.


Which change will occur when a sample of blood is cooled from 37°C?

a) CO2 becomes more soluble; PaCO2 lowers.

b) CO2 becomes less soluble, and pH drops.

c) CO solubility does not change, although bicarbonate increases.

,d) CO2 solubility increases and base excess reduces. ANSWER: a) CO2 becomes
more soluble and PaCO2 drops.

In 85-95% of patients, the circumflex artery delivers the:

a) lateral aspect of the left ventricle.

b) the whole posterior surface of the left ventricle.

c) The posterior ventricular septum.

d) anterior medial papillary muscle - ANSWER a) the lateral side of the left
ventricle


Leukocytes are distinguished by the following characteristics:

a) Smaller than erythrocytes.

b) bigger than platelets.

c) has a consistent shape

d) 700-1200/ml of blood - ANSWER: b) greater than platelets


The primary function of an enzyme is to

a) accelerate the rate of a biological process

b) Start a biochemical ANSWER.

c) serve as a substrate in a biological reaction.

d) change the equilibrium of a biological reaction - ANSWER a) speed up the
biochemical reaction.


Which of the following is not a typical pathway for blood to return to the inside of
the heart?

, a) Coronary Sinus

B) Thebesian veins

C) Pulmonary veins

Answer: d) bronchial veins.


Calcium channel blocker medicines have the following effects:

a) Significant decrease in transmembrane calcium current.

b) Increased smooth muscle responsiveness.

c) to provide continuous depolarization of cardiac cells.

d) increase in cardiac muscle ANSWER - ANSWER a) significant decrease in
transmembrane calcium current.


Calan (verapamil) is recommended for which of the following?

a) HTN is resistant to high dosages of beta-adrenergic blockers

b) existence of sick sinus syndrome and/or heart block.

c) A-fib with fast ventricular ANSWER.

d) Cardiogenic shock caused by coronary artery spasm - ANSWER c) atrial
fibrillation with fast ventricular ANSWER.


Inocor (amrinone) can have the following cardiovascular effects:

a) elevated systemic vascular resistance.

b) lower pulmonary artery pressure.

b) Higher LVEDP

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