A. Fall in pH
B. Rise in temperature
C. Increase of 2, 3 3 DPG
D. HbF
✅ The correct answer is option D. HbF.
Physiology Mcqs
Absolute refractory period in heart______________?
A. Lasts till cardiac contraction
B. Longer than refractory period in skeletal muscle
C. A phase of cardiac cycle in which heart cannot be stimulated by any amount of stimulus
D. Corresponds with duration of action potential
✅ The correct answer is option E. All of the above.
All are features of skeletal muscle except______________?
A. Cylindrical
B. Transverse striation
C. Centrally placed nuclei
D. Multiple nuclei
✅ The correct answer is option C. Centrally placed nuclei.
The eosinophil count in the peripheral blood smear is increased in________________?
A. Allergic conditions
B. Anemia
C. Polycythemia
D. Typhoid fever
✅ The correct answer is option A. Allergic conditions.
A child with stunted growth with a stuffed – belly, and short stature with mental retardation is suffering from the deficiency of which of the following______________?
A. Thyroxine
B. Growth hormone
C. Rickets
D. Parathyroid
✅ The correct answer is option A. Thyroxine.
Within which parts of a gastric gland are chief cells located_____________?
A. Fundus
B. Isthmus
C. Neck
D. Gastric pit
✅ The correct answer is option A. Fundus.
Sympathetic stimulation causes ______________?
A. Arteriolar constriction
B. Ciliary muscle contraction
C. Sweat secretion
D. All of the above
✅ The correct answer is option D. All of the above.
Epinephrine is most closely related in structure to ____________________?
A. Niacin
B. Tyrosine
C. Methionine
D. Glycerol
✅ The correct answer is option B. Tyrosine.
When a person lies down_______________?
A. There is immediate increase in venous return
B. Heart rate becomes stable at slightly more than normal
C. Cerebral blood flow increase & becomes stable at more than normal
D. Blood flow to the Apex of lung decrease
✅ The correct answer is option A. There is immediate increase in venous return.
Biconcave shape of RBC helps by___________________?
A. Increasing flexibility
B. Increasing surface area
C. Carrying more Hemoglobin
D. Passing easily through smaller capillaries
✅ The correct answer is option D. Passing easily through smaller capillaries.