Lateral Ventricle

**Semantic type:** Body Space or Junction

**Definition:** The rostral extensions of the ventricular system of the brain consisting of two cavities, one on each side of the brain within the central regions of each cerebral hemisphere. Cerebrospinal fluid flows from the lateral ventricles into the centrally third ventricle via the foramen of Monroe.

**Synonyms:** - BRAIN VENTRICLE, LATERAL - Lateral Ventricle of Brain - Lateral Ventricles - Ventricle, Lateral - Ventricles, Lateral