A midline, cone like structure located in the dorso-caudal roof of the 3rd ventricle, attached by peduncles to the habenular and posterior commissures. The stalk contains nerve fibers, blood vessels, connective tissue and parenchymal cells (Paxinos, The Rat Central Nervous System, 2nd ed, pg 399). [ BIRNLEX : 1184 ]

This is just here as a test because I lose it

Term information

database cross reference
Subsets

uberon_slim, efo_slim, pheno_slim, vertebrate_core, organ_slim

latin term
glandula pinealis [ FMA : TA FMA : 62033 ]
latin term
glandula pinealis [ FMA : TA ]
abbreviation
Pi [ BIRNLEX : 1184 NIFSTD : NeuroNames_abbrevSource ]
axiom lost from external ontology
  • relationship loss: part_of pineal complex (TAO:0001359)[TAO]
definition
  • A midline, cone like structure located in the dorso-caudal roof of the 3rd ventricle, attached by peduncles to the habenular and posterior commissures. The stalk contains nerve fibers, blood vessels, connective tissue and parenchymal cells (Paxinos, The Rat Central Nervous System, 2nd ed, pg 399).
depicted by
  • http://upload.wikimedia.org/wikipedia/commons/6/6b/Illu_pituitary_pineal_glands.jpg
external definition
  • Anatomical structure which is a medial outgrowth of the thalamus on the dorsal surface of the brain. This structure is light sensitive and secretes melatonin when exposed to prolonged darkness.[AAO]
  • A circumscribed swelling, includes the pineal primordium that appears late in the segmentation period in the dorsal midline of the diencephalon. Kimmel et al, 1995.[TAO]
has exact synonym
  • corpus pineale
  • pineal gland
  • pineal organ
  • glandula pinealis
has related synonym
  • pineal
  • stirnorgan
  • conarium
  • epiphysis
  • epiphysis cerebri
  • pineal gland (Galen)
  • frontal organ
has relational adjective
  • epiphysial
  • epiphyseal
homology notes
  • The pineal gland has evolved from a part of the epiphyseal complex of anamniotes, which includes a median light-receptive pineal eye, parietal eye, or both.[well established][VHOG]
id
  • UBERON:0001905
present in taxon
  • http://purl.obolibrary.org/obo/NCBITaxon_117569
taxon notes
  • lobulated in humans, homogeneous in mouse. Calcifies with age in humans.