is the human brain a gland
The pineal gland is situated in the middle of the human brain and is the major site of the bodyâs melatonin production. Computer artwork of a sectioned human brain in side view, showing the pineal gland (highlighted). Front of the brain is at left. The pineal gland is situated deep within the brain, just below the back of the corpus callosum. Pineal body; epiphysis cerebri; epiphysis.