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The secretion of aldosterone by adrenal ...

The secretion of aldosterone by adrenal cortex functions to regulate the

A

plasma `Na^(+)` concentration

B

plasma `Ca^(2+)` concentration

C

growth

D

uterus contractions

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The correct Answer is:
A
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[A] : The hormone aldosterone is secreted by adrenal cortex after the low Na^+ content in blood and the resultant low BP causes the kidney to release renin. [R]: Renin in blood leads to the formation of angiotensin II which causes adrenel cortex to release aldosterone that causes kidney to re- tain Na^+ and, therefore, water is reabsorbed and BP rises.

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ARIHANT NEET-CHEMICAL COORDINATION AND INTEGRATION-SECTION-A(Taking it together)
  1. Zona glomerulosa or glomerular area of adrenal cortex is involved in

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  2. Which of the following is releated to obesity low plasma Na^(+) high K...

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  3. The secretion of aldosterone by adrenal cortex functions to regulate t...

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  4. Angliotensin is derived from plasma protein "angiotensinogen" by the a...

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  5. If adrenal cortex function is impaired, it results in decreased concen...

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  6. Cushing's syndrome and myxoedema are associated with these glands resp...

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  7. Hypokalemia means

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  8. Which of the following is not under direct control of piluitary gland ...

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  9. The source of somatostatin is same as that of

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  10. Thymosin is responsible for

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  11. Progesterone is

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  12. Which ovarian hormone is proteinaceous ?

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  13. Correct hormonal sequence in the case of menstruation is

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  14. In a pregnant woman having prolonged labour pains, if child birth has ...

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  15. Secretion of large quantities of oestrogen causes

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  16. Grown up individual may lack sexual traits due to

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  17. Pheromone is

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  18. There are three endocrine glands involved in carbohydrate metabolism, ...

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  19. Which of the following organs in mammals does not consist of acentral...

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  20. Hormones of posterior lobes of pituitary gland are

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