Zoology - Chemical Coordination and Integration Question with Solution | TestHub

ZoologyChemical Coordination and IntegrationPituitary GlandMedium2 minPYQ_2026
ZoologyMediumsingle choice

MatchList-IwithList-II.

List-IList-II
A. Excess growth hormoneI. Reabsorption of water and electrolytes in kidney
B. Luteinizing hormoneII. Contraction of uterus during child birth
C. VasopressinIII. Acromegaly
D. OxytocinIV. Ovulation

Choose thecorrectanswer from the options given below :NEET 2026 (Re-NEET)

Options:

Answer:
C
Solution:

Excess secretion of growth hormone in adults, especially in middle age, can result in severe disfigurement (especially of the face) called Acromegaly. Thus, A matches with III.

Luteinizing hormone (LH) induces the rupture of the Graafian follicle and thereby causes the release of an ovum (ovulation). Thus, B matches with IV.

Vasopressin acts mainly at the kidney and stimulates the reabsorption of water and electrolytes by the distal tubules, thereby reducing the loss of water through urine (diuresis). Thus, C matches with I.

Oxytocin acts on the smooth muscles of our body and stimulates their contraction. In females, it stimulates a vigorous contraction of the uterus at the time of childbirth. Thus, D matches with II.

The correct matching is A-III, B-IV, C-I, D-II.

Answer: A-III, B-IV, C-I, D-II

Stream:NEETSubject:ZoologyTopic:Chemical Coordination and IntegrationSubtopic:Pituitary Gland
⏱ 2mℹ️ Source: PYQ_2026

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