The document summarizes key aspects of the cerebrum and cerebral hemispheres. It describes the cerebrum as the largest part of the brain, located in the anterior and middle cranial fossa. It notes that the cerebral hemispheres are separated by a longitudinal cerebral fissure and connected by the corpus callosum. It then outlines the lobes of the cerebral hemispheres and some of the main sulci and gyri on the surface of each lobe.