Question

which endocrine gland is indicated by the arrow?
hypothalamus
pituitary gland
thyroid gland
adrenal gland
done

Explanation:

The arrow points to a gland in the neck region with a butterfly - shaped appearance, which is characteristic of the thyroid gland. The hypothalamus is in the brain, the pituitary gland is below the hypothalamus (attached to it), and the adrenal glands are on top of the kidneys. So the indicated gland is the thyroid gland.

Answer:

C. thyroid gland