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Question

State whether true or false

(i) Gastrointestinal tract, kidney and heart also produce hormones.

(ii) Pars distalis produces six trophic hormones.

(iii) B-lymphocytes provide cell-mediated immunity.

(iv) Insulin resistance results in a disease called diabetes mellitus.

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Solution

(i) Gastrointestinal tract, kidney and heart also produce hormones other than endocrine glands hence, the statement is True. GI tract secretes hormones such as gastrin, secretin, cholecysto kienin etc., Kidney secretes renin and erythropectin. Heart secretes anti -natriuretic Factor.

(ii) Pars distails produces six trophic hormones, i.e., Growth Hormone (GH) Prolactin (PRL), Thyroid Stimulating Hormone (TSH), Adrinocortico Trophic Hormone (ACTH), Luteinising Hormone (LH) and Follicle Stimulating Hormone (FSH) hence, the statement is True.

(iii) T-lymphocytes are involved in providing cell-mediated immunity not B-lymphocytes hence, the statement is False.

(iv) The Insulin Dependent Diabetes Mellitus (IDDM) is caused by the failure of beta cells to produce adequate amount of insulin hence, results in a disease called diabetes mellitus, So, the statement is True.


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