Question

Which hormone is associated with milk secretion in mammals?

• A. Estrogen
• B. Prolactin
• C. Adrenaline
• D. GH

Answer 1

The correct option is B

Prolactin

The correct option is (B):

Explanation of the correct option:

1. The hormone prolactin (PRL) is secreted by the anterior pituitary gland.
2. It is responsible for the secretion of milk from the mammary gland after giving birth.

Explanation of the incorrect options:

Option (A):

1. Estrogen is a hormone secreted by the female gonads called the ovaries.
2. It is responsible for the development of secondary sexual characteristics in females and the development of reproductive organs.

Option (C):

1. Adrenaline is a hormone secreted by the adrenal gland which is also known as stress hormone or flight or fight hormone.
2. During the time of emergency, the adrenaline hormone increases the blood flow towards the brain.
3. It also works to increase heart rate, breathing rate, and increase in energy production.

Option (D):

1. GH stands for growth hormone which is secreted by the anterior part of the pituitary gland.
2. The GH is responsible for the growth and development of the body leading to strengthening, elongation, and mass gain of the bones, and muscles present in the body.

Final answer:

Prolactin hormone is associated with milk secretion in mammals