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Medical Science Mcqs 5254 MCQs [All-Courses]

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Medical Science is the study of human health, diseases, prevention, and treatment, focusing on diagnosis, patient care, and medical research to improve healthcare outcomes.

All Topics  5254

Pacinian corpuscles are major receptor for______________?
A Pressure
B Pain
C Touch
D Temperature
Correct Answer: Pressure
Resting membrane potential of nerve fiber is_______________?
A -70 mv
B -90 mv
C -55 mv
D + 35 mv
Correct Answer: -70 mv
Sympathetic stimulation causes ______________?
A Arteriolar constriction
B Ciliary muscle contraction
C Sweat secretion
D All of the above
Correct Answer: All of the above
Gag reflex is mediated by _______ cranial nerve ?
A VII
B IX
C X
D XII
Correct Answer: IX
Satiety center in hypothalamus is regulated by ________________?
A Gastric dilatation
B Blood glucose levels
C Blood insulin levels
D All of the above
Correct Answer: Blood glucose levels
Swallowing center is situated in_______________?
A MIdbrain
B Pons
C Medulla
D Cerebellum
Correct Answer: Medulla
Wallenberg degeneration is seen in______________?
A Proximal cut end of nerve with cell body
B Distal cut end of nerve without cell body
C Both the free ends of the cut nerve
D All are true
Correct Answer: Distal cut end of nerve without cell body
First change to occur in the distal segment of cut________________?
A Myelin degeneration
B Axonal degeneration
C Mitosis of schwann cell
D Sprouting
Correct Answer: Axonal degeneration
Neurotransmitter in nigrostrial pathway is_______________?
A Dopamine
B GABA
C Acetyl choline
D Nor epinephrine
Correct Answer: Dopamine
The term ‘myopia’ refers to ______________?
A Near sightedness
B Far sightedness
C Constriction of the pupil
D Dilation of the pupil
Correct Answer: Near sightedness
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