hypothalamus morphology trait hypothalamus molecular composition trait 2023-07-12T20:06:45Z Any measurable or observable characteristic related to the proportions of proteins, minerals, nutrients, gases, or other substances in the ventral part of the diencephalon extending from the region of the optic chiasm to the caudal border of the mammillary bodies and forming the inferior and lateral walls of the third ventricle; this region regulates the autonomic nervous system via hormone production and release. Trait.ontology VT:0011047 caripark forebrain molecular composition trait