MCQs
Pain insensitive structure in the spine – Physiology MCQ
Which of the following structure in the spine is pain insensitive?
A. Nucleus pulposus
B. Dura
C. Annulus fibrosus
D. Longitudinal ligaments
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Category: Physiology MCQs
MCQs
Acetylcholine as neurotransmitter – Physiology MCQ
Which of the following neurons do not have acetylcholine as the neurotransmitter?
A. Preganglionic sympathetic neurons
B. Postganglionic sympathetic neurons
C. Preganglionic parasympathetic neurons
D. Neurons innervating sweat glands
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MCQs
Retinal isomerase catalyses the conversion of? – Physiology MCQ
Retinal isomerase catalyses the conversion of?
A. 11-cis retinal to rhodopsin
B. All trans retinal to 11-cis retinal
C. Lumirhodopsin to metarhodopsin.
C. Bathorhodopsin to lumirhodopsin.
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MCQs
Which is a true statement regarding inhibin? – Physiology MCQ
Which is a true statement regarding inhibin?
A. Increases the secretion of GnRH.
B. Molecular weight is between 5000 and 10,000.
C. It is secreted by hypothalamus.
D. It is a glycoprotein.
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MCQs
Contractile filaments of muscle – Physiology MCQ
Regarding contractile filaments, which is true?
A. Each successive pair of cross bridges of myosin filaments is axially displaced from the previous pair by 140 degrees.
B. The backbone of
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MCQs
Regarding organ of Corti, all are true except? – Physiology MCQ
Regarding organ of Corti, all are true except?
A. Reticular lamina is supported by rods of Corti.
B. Tectorial membrane is made of glycoprotein.
C. Hensen’s cells lie inside the outer
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MCQs
Juxtamedullary nephrons – Physiology MCQ
Juxtamedullary nephrons:
A. Have smaller sized glomeruli
B. Possess short loops of Henle
C. Have slow rate of filtration
D. Both descending and ascending limbs of loop of Henle contain thin segments.
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MCQs
Regarding somatomedin, which is true? – Physiology MCQ
Regarding somatomedin, which is true?
A. Reduced glucose oxidation in fat
B. Increases chondrogenesis
C. Activity is increased in protein deficiency
D. Activity is increased by glucocorticoids
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MCQs
Action of calcitonin is? – Physiology MCQ
Action of calcitonin is?
A. Increases bone resorption
B. Increases calcium and phosphate absorption from GIT
C. Increases renal formation of 1-25 DHCC
D. Increases renal excretion of calcium and phosphate
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