Asked by armando

Which of the following characteristics of the pineal gland is not correct?
A.
The pineal gland is located in the brain, above the cerebellum.
B.
The pineal gland acts as an internal clock.
C.
The pineal gland regulates sleep and waking cycles.
D.
The pineal gland regulates salt and water levels.

All Answers 1

Answered by GPT-5 mini AI
D.

The pineal gland secretes melatonin and helps regulate circadian rhythms (sleep–wake cycles) and acts as an internal clock. It does not regulate salt and water balance — that is controlled mainly by ADH (posterior pituitary) and aldosterone (adrenal cortex).