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cerebrum
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Illustration of a human skull in profile with the brain exposed, showing labeled regions such as the gyri, sulci, and lobes. An inset highlights the parietal, frontal, occipital, and temporal lobes in different colors. white matter; cerebrum cerebellum; human brain Diagram showing the brain structure of a goose, with an illustration of a goose head and a labeled side view of the brain highlighting the olfactory bulb, cerebrum, cerebellum, pituitary, and optic lobe. Illustration showing the side view of a cat's head with its brain highlighted, alongside a labeled diagram of the cat brain identifying the olfactory bulb, cerebrum, and cerebellum. Diagram showing the human brain inside a person's head in profile, with a labeled illustration highlighting the cerebrum and cerebellum.
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Illustration of a human skull in profile with the brain exposed, showing labeled regions such as the gyri, sulci, and lobes. An inset highlights the parietal, frontal, occipital, and temporal lobes in different colors.
Right cerebral hemisphere of the human brain Lateral view of the right cerebral hemisphere of the human brain, shown in situ within the skull. A number of convolutions (called gyri) and fissures (called sulci) in the surface define four lobes—the parietal, frontal, temporal, and occipital—that contain major functional areas of the brain.

cerebrum

anatomy
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cerebrum, the largest and uppermost portion of the brain. The cerebrum consists of the cerebral hemispheres and accounts for two-thirds of the total weight of the brain. One hemisphere, usually the left, is functionally dominant, controlling language and speech. The other hemisphere interprets visual and spatial information. The cerebral hemispheres consist of an inner core of myelinated nerve fibres, the white matter, and an outer cortex of gray matter. The cerebral cortex is responsible for...

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