| Term 
 
        | What is Grey Matter and where is it found? |  | Definition 
 
        | composed of neuron cell bodies and their dendrites found in the cortex of the cerebrum the nuclei, aggregations found deeper in the brain and central area of the spinal cord |  | 
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        | Term 
 
        | what is white matter and where is it found? |  | Definition 
 
        | neuronal axons with their myelin sheaths. found in every region of the CNS |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | the right and left hemisphers of the brain |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | outer layer made up of neuronal cell bodies(grey matter) |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | folds and grooves that gently increase surface area. elevated folds = gyri. depressed grooves= sulci |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | frontal parietal temporal occipital insula |  | 
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