Endocrine System Functions Quiz

To regulate body temperature and fluid balance

To produce and release hormones into the bloodstream (correct)

To digest food and absorb nutrients

To transmit electrical signals throughout the body

Pineal gland

Pancreas

Thyroid gland (correct)

Adrenal gland

Control the sleep-wake cycle through melatonin secretion

Produce and release cortisol in response to stress

Regulate calcium levels in the blood

Regulate blood sugar levels by producing insulin and glucagon (correct)