Question

Match the columns I and II, and choose the correct combination from the options given.

Column I	Column II
a. T4	1. Hypothalamus
b. PTH	2. Thyroid
c. GnRH	3. Pituitary
d. LH	4. Parathyroid

• A. a-2, b-3, c-1, d-4
• B. a-2, b-1, c-4, d-2
• C. a-2, b-4, c-1, d-3
• D. a-4, b-2, c-3, d-1

Answer 1

The correct option is C a-2, b-4, c-1, d-3

Tetraiodothyronine or thyroxine (T4) and triiodothyronine (T3) are released by thyroid gland.
PTH is secreted by parathyroid gland.
Gonadotrophin releasing hormone (GnRH) stimulates the release of gonadotrophins and is secreted by hypothalamus.
LH is released by anterior pituitary gland.

So, the correct answer is- option c.