Multiple Choice Questions

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The function of pineal body is to

  • lighten the skin colours

  • control sexual behaviour

  • regulates the period of puberty

  • All of the above


D.

All of the above

The pineal gland is a small mass of tissues near the centre of the mammalian brain. It secretes melatonin hormone, a modified amino acid. It contains light sensitive cells and has nervous connections from the eyes. It also regulates sexual behaviour and period of puberty.


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Which one of the following hormones is released by the posterior lobe of pituitary gland?

  • FSH

  • ADH

  • ACTH

  • MSH


During emergency which of the following hormone is secreted?

  • Aldosterone

  • Thyroxine

  • Adrenalin

  • Calcitonin


Which hormone produces the calorigenic effect?

  • Thyroxine

  • FSH

  • Insulin

  • All of these


Which of the following is the largest gland in an adult man?

  • Thymus

  • Liver

  • Thyroid

  • Pancreas


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Which of the following act as an antigen, but do not induce antibody production?

  • Haustra

  • Histones

  • Haptens

  • None of these


Follicle Stimulating Hormone is secreted by

  • anterior lobe of pituitary

  • hypothalamus

  • gonads

  • poterior lobe of pituitary


If the free energy change of a reaction is greater than zero, then the reaction is

  • Spontaneous

  • Non-spontaneous

  • At equilibrium

  • Endothermic


The contraction of gall bladder is due to

  • Gastrin

  • Secretin

  • Cholecystokinin

  • Enterogastrone


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Apoenzyme is

  • Protein

  • Carbohydrate

  • Vitamin

  • Amino acid


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