function of Merkel’s cells is_______________?
A. Tactile sensation
B. Melanophage
C. Chemoreceptor
D. Proprioception
Physiology Mcqs
Copious flow of watery saliva is secreted in response to _____________?
Copious flow of watery saliva is secreted in response to _____________?
A. Parasympathetic stimulation
B. Sympathetic stimulation
C. CNS stimulation
D. sensory stimulation
Intensity of sound is measured in________________?
Intensity of sound is measured in________________?
A. Diopters
B. Daltons
C. Decibels
D. Pounds
Pacinian corpuscles are major receptor for______________?
Pacinian corpuscles are major receptor for______________?
A. Pressure
B. Pain
C. Touch
D. Temperature
Resting membrane potential of nerve fiber is_______________?
Resting membrane potential of nerve fiber is_______________?
A. -70 mv
B. -90 mv
C. -55 mv
D. + 35 mv
Sympathetic stimulation causes ______________?
Sympathetic stimulation causes ______________?
A. Arteriolar constriction
B. Ciliary muscle contraction
C. Sweat secretion
D. All of the above
Gag reflex is mediated by _______ cranial nerve ?
Gag reflex is mediated by _______ cranial nerve ?
A. VII
B. IX
C. X
D. XII
Satiety center in hypothalamus is regulated by ________________?
Satiety center in hypothalamus is regulated by ________________?
A. Gastric dilatation
B. Blood glucose levels
C. Blood insulin levels
D. All of the above
Swallowing center is situated in_______________?
Swallowing center is situated in_______________?
A. MIdbrain
B. Pons
C. Medulla
D. Cerebellum
Wallenberg degeneration is seen in______________?
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