A. Plasma
B. Serum
C. Water
D. Tissue fluid
✅ The correct answer is option A. Plasma.
Physiology Mcqs
What is common between systemic and pulmonary circulation is_____________?
A. Volume of the circulation per minute
B. Peripheral vascular resistance
C. Pulse Pressure
D. Total Capacity
✅ The correct answer is option A. Volume of the circulation per minute.
Hemoglobin has______________?
A. Four polypeptide chains, 2α, 1β,1Υ chain
B. Four heme molecules and four polypeptide chains
C. Four heme molecules, 2α and 2β chains
D. One heme and one globin molecule
✅ The correct answer is option D. One heme and one globin molecule.
Cardiac output is not affected by __________________?
A. Heart rate
B. Peripheral resistance
C. Systolic blood pressure
D. Venous return
✅ The correct answer is option C. Systolic blood pressure.
What is true about pneumothorax ?
A. Total chest wall diameter is increased
B. Interpleural pressure becomes more negative
C. The concentration of surfactant is reduced in alveoli
D. Increased lung compliance
✅ The correct answer is option A. Total chest wall diameter is increased.
Alveolar O2 tension is______________?
A. Increased by hyperventilation
B. Decreased by hyperventilation
C. Similar to venous O2 tension
D. Not affected by respiratory depression
✅ The correct answer is option A. Increased by hyperventilation.
Intracellular and interstitial body fluids have similar______________?
A. Total osmotic pressure
B. Colloid osmotic pressure
C. Chloride ion concentrations
D. Potassium ion concentrations
✅ The correct answer is option A. Total osmotic pressure.
Immune complexes are removed from blood by _____________?
A. B cell
B. Basophil
C. Plasma cell
D. Kupffer cell
✅ The correct answer is option D. Kupffer cell.
An important non- respiratory function of lungs is_____________?
A. Anion balance
B. Sodium balance
C. Potassium balance
D. Ca+2 balance
✅ The correct answer is option B. Sodium balance.
Aphasia is most likely associated with a lesion in_______________?
A. Broca’s area
B. Sensory area
C. Primary motor area
D. Visual area
✅ The correct answer is option A. Broca’s area.