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2.Human Reproduction
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In human adult females oxytocin
A
stimulates pituitary to secrete vasopressin
B
causes strong uterine contractions during parturition
C
is secreted by anterior pituitary
D
stimulates growth of mammary glands.
(AIPMT-2008)
Solution
(b) : In human adult female oxytocin is a hormone released by the pituitary gland (neurohypophysis), that causes contraction of the uterus during labour and stimulates milk flow from the breasts by causing contraction of muscle fibres in the milk ducts.
Standard 12
Biology
