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Question

Sertoli cells are found in


A

adrenal cortex and secrete adrenaline

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B

ovaries and secrete progesterone

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C

pancreas and secrete cholecystokinin

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D

seminiferous tubules and provide nutrition to germ cells

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Solution

The correct option is D

seminiferous tubules and provide nutrition to germ cells


The correct option is D.

Explanation of correct option:

  1. Sertoli cells are located in the seminiferous tubules.
  2. The sperm heads are embedded in the Sertoli cells from where they derive their nourishment.
  3. Sertoli cells are acted on by FSH which stimulates them to produce androgen binding protein and inhibin.

Explanation of incorrect options:

Option A:

  1. The adrenal cortex secretes three main classes of hormones namely-mineralocorticoids, glucocorticoids, and adrenal androgens.
  2. Adrenaline is secreted by the adrenal medulla.

Option B:

  1. Ovaries are a part of the female reproductive system and produce female gametes called ova.
  2. Ovaries secrete three hormones namely estrogen, progesterone, and relaxin.

Option C:

  1. The pancreas is located between the loop of the duodenum and is both an exocrine as well as an endocrine gland.
  2. The pancreas secretes four hormones namely glucagon, insulin, somatostatin, and pancreatic polypeptide.

Final answer: Sertoli cells are found in seminiferous tubules and provide nutrition to germ cells.


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