In neuroanatomy, "'habenula "'( diminutive of Latin " habena " meaning rein ) originally denoted the stalk of the pineal gland ( pineal habenula; pedunculus of pineal body ), but gradually came to refer to a neighboring group of nerve cells with which the pineal gland was believed to be associated, the habenular nucleus.
परिभाषा
a small endocrine gland in the brain; situated beneath the back part of the corpus callosum; secretes melatonin पर्याय: pineal gland, epiphysis cerebri, epiphysis,