Question

organs: pituitary gland, thyroid and adrenal glands. functions: glands secrete hormones that regulate processes such as growth, reproduction, and nutrient use (metabolism) by body cells. choose an answer 1 integumentary system 2 endocrine system 3 muscular system 4 respiratory system

Explanation:

The endocrine system consists of glands (like pituitary, thyroid, adrenal) that secrete hormones. These hormones regulate growth, reproduction, and metabolism. The integumentary system is about skin, hair, nails. The muscular system is for movement. The respiratory system is for gas exchange. Since the description is about glands secreting hormones (key endocrine system feature), it's the endocrine system.

Answer:

1. Endocrine System