NEET 2013 Biology question

Select the answer which correctly matches the endocrine gland with the hormone it secretes and its function/deficiency symptom : Endocrine gland; Hormone; Function/deficiency symptoms

(1)Anterior pituitary; Oxytocin; Stimulates uterus contraction during child birth
(2)Posterior pituitary; Growth Hormone (GH); Oversecretion stimulates abnormal growth
(3)Thyroid gland; Thyroxine; Lack of iodine in diet results in goitreCorrect
(4)Corpus luteum; Testosterone; stimulates spermatogenesis

Answer: (3)

Solution

The thyroid gland secretes thyroxine (T4) and triiodothyronine, whose synthesis needs iodine; lack of iodine in the diet leads to enlargement of the gland (simple/endemic goitre) - option (3) is correct. (1) is wrong: oxytocin is released from the posterior pituitary (neurohypophysis),

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Question ID VK-091452