Question

Which of the following endocrine glands is unpaired?

• A. Adrenal
• B. Testes
• C. Pituitary
• D. Ovary

Answer 1

The correct option is C

Pituitary

The correct option is C.

Explanation for the correct option:

1. Endocrine glands are ductless glands that produce chemical messengers called hormones directly into the blood which travel to the other part of the body.
2. Endocrine glands include the pituitary gland, thyroid gland, parathyroid gland, and adrenal gland.
3. The pituitary gland is not present in pairs like other glands.
4. The pituitary gland has a significant function in carrying various bodily functions such as growth, metabolism, and sexual maturation.

Explanation for the incorrect options:

Option A

Adrenal is present on top of both kidneys that helps to regulate metabolism, blood pressure, and immune system.

Option B

Testes are two oval-shaped male reproductive organs that produce sperms and the hormone testosterone.

Option D

Ovaries are present in pairs in human females that produce ova, and hormones such as progesterone, and estrogens.

Final answer: Pituitary is unpaired.