Front | Back |
Where is 98% of the body's neural tissue?
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The brain.
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Cerebrum
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The anterior and largest part of the brain,
consisting of two halves or hemispheres
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What do the paired cerebral hemispheres control?
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Conscious thoughts, sensations, intellect, memory, and complex movement all originate in the cerebrum
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What are some landmarks of the cerebral cortex?
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Gyri, sulci, fissures
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Gyrus
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A convolution
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Sulcus
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A groove or fissure, esp. a fissure between two convolutions of the brain, shallower than fissure
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Fissure
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A natural division or groove in an organ, as in the brain.
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Cerebellum
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A large portion of the brain, in back of and below the cerebrum and consisting of two lateral lobes and a central lobe - btwn occ lobe and brain stem
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What does the cerebellum do?
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Coordinate voluntary movements, posture, and balance
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Diencephalon
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Thalamus (right & left) and hypothalamus, the posterior section of the forebrain
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What does the diencephalon contain?
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Relay and processing centers
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Hypothalamus
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Between the thalamus and midbrain
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What does the hypothalamus do?
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Controls emotions, autonomic function, hormone production, apetite, body temperature
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What does the brain stem include?
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Midbrain, pons (bridge), medulla oblongata
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Midbrain
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Has nuclei that process visual and auditory information and control reflexes triggered by these stimuli
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