Anatomic_Structure_Is_Physical_Part_Of Brain Brain Part Forebrain CL568449 Prosencephalon BRAIN, FOREBRAIN Forebrain Fore-Brain C40185 FOREBRAIN Forebrain Body Part, Organ, or Organ Component Fore-Brain CDISC Prosencephalon The largest part of the brain composed of the cerebral hemispheres, thalamus, hypothalamus, and the limbic system. (NCI) The largest part of the brain composed of the cerebral hemispheres, thalamus, hypothalamus, and the limbic system. Clinical Data Interchange Standards Consortium Terminology CDISC SDTM Terminology CDISC SDTM Anatomical Location Terminology CDISC SEND Terminology CDISC SEND Biospecimens Terminology