Question

The thermoregulatory centre of the human body is:

• A. Pituitary
• B. Skin
• C. Hypothalamus
• D. Thyroid

Answer 1

The correct option is C

Hypothalamus

The correct option is C.

Explanation of the correct option:

1. The thermoregulatory center of the human body is Hypothalamus.
2. Hypothalamus is a part of the forebrain and contains a thermoregulatory center within them.
3. It monitors the rise and fall of temperature within the body and also receives information from thermoreceptors found on the skin, thus it is considered a thermoregulatory center.
4. Hypothalamus contains neurosecretory cells that secrete hypothalamic hormones.
5. It synchronizes and controls visceral activities along with the thalamus of the forebrain.
6. Along with its limbic system, it also controls sexual behaviour, emotions, and memory.

Explanation of the incorrect options:

Option A:

The pituitary is the major endocrine gland that is responsible for the release of a majority of the body's hormones.

Option B:

Skin is the epithelial covering that protects the body against pathogens by acting as a barrier.

Option D:

1. The thyroid is an endocrine gland responsible for the secretion of thyroxine.
2. It is responsible for the regulation of the basal metabolic rate.

Final answer: The thermoregulatory centre of the human body is hypothalamus.