Pinealocyte

The principal cell type of the pineal gland, responsible for synthesizing and secreting melatonin, which regulates circadian rhythms.

Key Functions:

• Synthesizes and secretes Melatonin.
• Responds to light-dark cycles.
• Regulates circadian rhythms (sleep-wake cycles).
• Part of the pineal gland.

Interacting Systems & Components:

• Pineal Gland (primary cell of)
• Melatonin (produces)
• Circadian Rhythm (regulates)
• Nervous System (receives light input via SCN)