Which endocrine gland is matched with the correct function?

A. Pancreas - regulates blood sugar
B. Pineal gland - regulates sleep-wake cycles
C. Thyroid gland - regulates metabolism
D. Adrenal gland - regulates salt balance



Answer :

Final answer:

The thyroid gland controls sleep-wake cycles, while the pineal gland secretes melatonin to regulate the sleep-wake cycle.


Explanation:

Thyroid gland - controls sleep-wake cycles

The thyroid gland, located in the neck, produces hormones that regulate various functions in the body. One of its key functions is influencing the sleep-wake cycles.

Pineal gland - secretes melatonin, controlling the sleep-wake cycle and other processes. The production of melatonin is affected by light conditions, assisting in the regulation of the body's internal clock.


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