Physiology MCQs
Physiology MCQs help medical and dental students master body functions across cardiovascular, respiratory, renal, digestive, endocrine, and neurophysiology systems. Ideal for MDCAT, NTS, USMLE, and FCPS, these quizzes boost retention and exam success.
Q: The volume of air remaining in lungs after maximal expiration
A) Tidal volume
B) Inspiratory reserve
C) Residual volume
D) Vital capacity
Q: Thyroid hormones primarily affect
A) Growth and metabolism
B) Immune function
C) Vision and hearing
D) Blood clotting
Q: The part of the nephron responsible for bulk reabsorption
A) Distal tubule
B) Proximal tubule
C) Loop of Henle
D) Collecting duct
Q: Cerebrospinal fluid is produced by
A) Pituitary gland
B) Arachnoid granulations
C) Cerebral cortex
D) Choroid plexus
Q: The hormone regulating circadian rhythm
A) Insulin
B) Estrogen
C) Melatonin
D) Cortisol