Chemical Coordination And Integration Question 4

Question: Direction (For Qs. 38 and 39): The given figure shows two endocrine glands (marked as A and B) and the hormones (marked as 1 and 2) secreted from them.

Identify the hormone represented by lines 1 and 2.

Options:

A) 1-ACTH, 2-Aldosterone

B) 1-ACTH, 2-Adrenaline

C) 1-TSH, 2-Thyroxine

D) 1-TSH, 2-Aldosterone

Show Answer

Answer:

Correct Answer: A

Solution:

[a] The hormone representing by lines 1 and 2 are respectively ACTH and aldosterone.

ACTH (adrenocorticotrophic hormone) is secreted anterior pituitary gland.

It controls the structure and function of adrenal cortex especially secretion of glucocorticoids and sex corticoids.

Aldosterone is a type of mineralocorticoid, secreted from adrenal cortex.

It is a salt retaining hormone which is secreted in response to increased potassium levels or decreased blood flow and sodium to the kidney.