Chapter 14 Brain and Cranial Nerves

Chapter 14 Brain and Cranial Nerves - Chapter 14 The Brain...

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Chapter 14 The Brain and Cranial Nerves Pages 518 – 540 1. Functional organization of the cerebral cortex: Fig. 14.15 Cerebrum Outermost Region (cerebral cortex) Gray Matter. 2-4 mm thick and has billions of neurons (send info to) 1000s of neurons 1 neuron A. Sensory Areas: Receives sensory information and are involved in perception . Primary Somatosensory Area: Receives nerve impulses for touch, pressure, vibration, itch, tickle, temperature, pain, and perception of somatic sensation. Primary Visual Area: Visual Primary Auditory Area: Hearing Primary Gustatory Area: Taste Primary Olfactory Area: Smell B. Motor Areas: Control the execution of voluntary movements Primary Motor Area : Each region in the primary motor area controls voluntary contractions. Broca’s speech area: Involved with the articulation of speech. C. Association Areas: Deal with more complex integrative functions , like memory, emotions, and others. Interpretation; Also show what should be done. Somatosensory Association Area: Receives input from the primary somatosensory area, and involved in the storage of memory and the precision of how things feel by shape and such. Visual Association Area: Receives sensory impulses from the primary visual area and the thalamus. Facial Recognition Area: Stores memory of faces.
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This note was uploaded on 12/04/2011 for the course BIO 301 taught by Professor Rupade during the Spring '09 term at Purdue.

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Chapter 14 Brain and Cranial Nerves - Chapter 14 The Brain...

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