The pineal gland the name means pine cone shaped is a small

Last updated: 6/29/2023

The pineal gland the name means pine cone shaped is a small gland located in the cranial cavity attached to the roof of the third ventricle epithalamus It is covered by a capsule and composed of secretory cells known as pinealocytes The pineal secretes the hormone melatonin an amine derived from serotonin Melatonin is involved in the regulation of biological clocks including sleep cycles Label the diagram below Intermediate mass Thalamus Mammillary body 3 2 Optic chiasma Infundibulum bluedoor LLC