[ad_1] The pineal gland is approximately the size of a pea, but in the shape of a pine-cone, it is located in the pineal recess, deep in the centre of the brain. Its function is still unclear but it appears to have a regulatory effect on the whole endocrine system. It produces the hormone melantonin …
Czytaj dalej The pineal gland is approximately the size of a pea, but in the shape of a pine-…