Adrenaline and noradrenaline are hormones that act as from Biolo

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 Multiple Choice QuestionsMultiple Choice Questions

31.

Hypersecretion of Growth Hormone in adults does not cause further increase in height, because

  • Growth Hormone becomes inactive in adults

  • Epiphyseal plates close after adolescence

  • Bones loose their sensitivity to Growth Hormone in adults

  • Bones loose their sensitivity to Growth Hormone in adults

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32.

Which of the following is an amino acid derived hormone?

  • Epinephrine

  • Ecdysone

  • Estriol

  • Estradiol


33.

Which of the following gastric cells indirectly help in erythropoiesis?

  • Chief cells

  • Mucous cells

  • Parietal cells

  • Goblet cells


34.

Endemic goitre is a state of

  • normal thyroid function

  • moderate thyroid function

  • increased thyroid function

  • decreased thyroid function


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35.

Hormone responsible for the secretion of milk after parturition is

  • ACTH

  • LH

  • ICSH

  • Prolactin


36.

Gigantism and acromegaly are due to

  • Hypothyroidism

  • Hyperthyroidism

  • Hypopituitarism

  • Hyperpituitarism


37.

During the propagation of a nerve impulse, the action potential results from the movement of

  • K+ ions from extracellular fluid to intracellular fluid

  • Na+ ions from intracellular fluid to extracellular fluid

  • K+ ions from intracellular fluid to extracellular fluid

  • Na+ ions from extracellular fluid to intracellular fluid


38.

Which of the following hormone secretes a gastric secretion?

  • Entero gastrone

  • Gastrin

  • CCK-PZ

  • Villikinin


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39.

 Steroid hormones work as

  • They enter into target cells and binds with specific receptor and ativate4s specific genes to form protein

  • They bind to cell membrane

  • They catalyse formation of cAMP

  •  None of the above


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40.

Adrenaline and noradrenaline are hormones that act as

  • Energy producing agents

  • Food storage materials

  • Neurotransmitters

  • Energy storing substances


C.

Neurotransmitters

There are four neurotransmitters identified in vertebrates acetylcholine, serotonin, adrenaline and noradrenaline.


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