| Term 
 
        | What are the 4 major parts of the brain? |  | Definition 
 
        | cerebral hemispheres, diencephalon, cerebellum, brain stem |  | 
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        | Term 
 
        | What 3 parts are included in the brain stem? |  | Definition 
 
        | midbrain, pons, medulla oblongata |  | 
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        | Term 
 
        | The spinal cord is a central cavity surrounded by a ___ _____ core. External to this is ___ ____ composed of myelinated ____ _____.
 |  | Definition 
 
        | gray matter white matter
 fiber tracts
 |  | 
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        | Term 
 
        | The cerebellum has ___ matter in nuclei and cortex. |  | Definition 
 | 
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        | Term 
 
        | The cerebral hemispheres (cerebrum) make up what percent of brain mass? |  | Definition 
 | 
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        | Term 
 
        | The cerebral hemispheres (cerebrum) have what 3 basic regions? |  | Definition 
 
        | cortex, white matter, basal nuclei |  | 
        |  | 
        
        | Term 
 
        | The cerebral cortex is superficial ____ matter that accounts for what percent of brain mass? |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What enables sensation, communication, memory, understanding, and voluntary movements? |  | Definition 
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