Pineal gland,light micrograph. The pineal gland is a small endocrine gland located near to the centre of the brain,between the two hemispheres. It produces melatonin,a hormone that affects the modulation of wake/sleep patterns and photoperiodic (seasonal) functions | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Collection CNRI / Overseas |
Taille de l’image : | 4615 px × 3787 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |