Multiple Choice Questions

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The specific region of hypothalamus, responsible for physiological sweat secretion, is

  • para-ventricular nucleus

  • supra-optic nucleus

  • median eminence

  • pars distalis


A.

para-ventricular nucleus

The paraventricular nucleus of the hypothalamus (PVN) has emerged as one of the most important autonomic control centers in the brain, with neurons playing essential roles in controlling stress, metabolism, growth, reproduction, immune, and other more traditional autonomic functions (gastrointestinal, renal and cardiovascular).


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The major site of protein breakdown to form free amino acids is in the

  • kidney

  • spleen

  • liver

  • bone-marrow


The duration of cardiac cycle is

  • 0.8 s

  • 0.8 µs

  • 0.08 s

  • 0.008 s


The resolving power of a compound microscope will increase with

  • decrease in wavelength of light and increase in numerical aperture

  • increase in wavelength of light and decrease in numerical aperture

  • increase in both wavelength of light and numerical aperture 

  • decrease in both wavelength of light and numerical aperture


Pellagra is caused due to deficiency of the vitamin

  • thiamine

  • niacinn

  • pyridoxin

  • biotin


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Collagen is a

  • phosphoprotein

  • globulin

  • derived protein

  • scleroprotein


Osteomalacia is a disease caused by the deficiency of

  • calciferol

  • tocopherol

  • retinol

  • phylloquinone


Cells in G0 phase of cell cycle

  • exit cell cycle

  • enter cell cycle

  • suspend cell cycle

  • terminate cell cycle


Choose the correct non-protein amino acid

  • hydroxyproline

  • hydroxylysine

  • cystine

  • y-amino butyric acid


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The "Repeating Unit" of glycogen is

  • fructose

  • mannose

  • glucose

  • galactose