Page | 1
ABCP BOARD REVIEW 2025 BRAND NEW ACTUAL EXAM
WITH 100% VERIFIED QUESTIONS AND CORRECT
SOLUTIONS| ACE YOUR GRADES.
The major cation found in extracellular fluid is? a) K+ b) Ca++ c)
Mg++ d) Na+ - correct answer -d) Na+
Oxygen delivery will be decreased when a low venous oxygen
tension and high venous oxyhemoglobin saturation are present
due to:
a) increase in P50
b) decrease in P50
c) metabolic alkalosis
d) metabolic acidosis - correct answer -c) metabolic alkalosis
At a given PO2, increasing PCO2 results in:
a) more O2 bound to the hemoglobin
b) less O2 bound to hemoglobin
c) no effect on amt of O2 bound to hemoglobin
d) decrease in P50 - correct answer -b) less O2 bound to the
hemoglobin
, Page | 2
A sample of blood cooled from 37'C will undergo which change?
a) CO2 becomes more soluble and PaCO2 decreases
b) CO2 becomes less soluble and pH decreases
c) CO solubility does not change, bicarbonate increases
d) CO2 solubility increases and base excess decreases - correct
answer -a) CO2 becomes more soluble and PaCO2 decreases
In 85-95% of patients, the circumflex artery supplies the:
a) lateral aspect of left ventricle
b) entire posterior surface of left ventricle
c) posterior ventricular septum
d) anterior medial papillary muscle - correct answer -a) the lateral
aspect of left ventricle
A characteristic of leukocytes is that they are :
a) smaller than erythrocytes
b) larger than platelets
c) uniform in shape
d) 700-1200/ml of blood - correct answer -b) larger than platelets
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The main function of an enzyme is to:
a) increase the rate of a biochemical reaction
b) initiate a biochemical reaction
c) act as a substrate for a biochemical reaction
d) alter the equilibrium of biochemical reaction - correct answer -
a) increase the rate of biochemical reaction
Which of the following is not a normal route for blood return
directly to the interior of the heart?
a) coronary sinus
b) Thebesian veins
c) pulmonary veins
d) bronchial veins - correct answer -d) bronchial veins
The effect of calcium channel-blocking drugs is:
a) marked decrease in transmembrane calcium current
b) increase in smooth muscle response
c) to allow for consistent depolarization of cardiac cells
d) increase in cardiac muscle response - correct answer -a)
marked decrease in transmembrane calcium current
ABCP BOARD REVIEW 2025 BRAND NEW ACTUAL EXAM
WITH 100% VERIFIED QUESTIONS AND CORRECT
SOLUTIONS| ACE YOUR GRADES.
The major cation found in extracellular fluid is? a) K+ b) Ca++ c)
Mg++ d) Na+ - correct answer -d) Na+
Oxygen delivery will be decreased when a low venous oxygen
tension and high venous oxyhemoglobin saturation are present
due to:
a) increase in P50
b) decrease in P50
c) metabolic alkalosis
d) metabolic acidosis - correct answer -c) metabolic alkalosis
At a given PO2, increasing PCO2 results in:
a) more O2 bound to the hemoglobin
b) less O2 bound to hemoglobin
c) no effect on amt of O2 bound to hemoglobin
d) decrease in P50 - correct answer -b) less O2 bound to the
hemoglobin
, Page | 2
A sample of blood cooled from 37'C will undergo which change?
a) CO2 becomes more soluble and PaCO2 decreases
b) CO2 becomes less soluble and pH decreases
c) CO solubility does not change, bicarbonate increases
d) CO2 solubility increases and base excess decreases - correct
answer -a) CO2 becomes more soluble and PaCO2 decreases
In 85-95% of patients, the circumflex artery supplies the:
a) lateral aspect of left ventricle
b) entire posterior surface of left ventricle
c) posterior ventricular septum
d) anterior medial papillary muscle - correct answer -a) the lateral
aspect of left ventricle
A characteristic of leukocytes is that they are :
a) smaller than erythrocytes
b) larger than platelets
c) uniform in shape
d) 700-1200/ml of blood - correct answer -b) larger than platelets
, Page | 3
The main function of an enzyme is to:
a) increase the rate of a biochemical reaction
b) initiate a biochemical reaction
c) act as a substrate for a biochemical reaction
d) alter the equilibrium of biochemical reaction - correct answer -
a) increase the rate of biochemical reaction
Which of the following is not a normal route for blood return
directly to the interior of the heart?
a) coronary sinus
b) Thebesian veins
c) pulmonary veins
d) bronchial veins - correct answer -d) bronchial veins
The effect of calcium channel-blocking drugs is:
a) marked decrease in transmembrane calcium current
b) increase in smooth muscle response
c) to allow for consistent depolarization of cardiac cells
d) increase in cardiac muscle response - correct answer -a)
marked decrease in transmembrane calcium current
