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NERVOUS SYSTEM process and respond to internal and…
NERVOUS SYSTEM
process and respond to internal and external stimuli (changes in environment) by connecting sense organds to muscles/glands through CNS, organize, memorize/store
Central Nervous System
Brain
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CEREBRAL CORTEX
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Occipital Lobe(vision, at back of the brain)
CEREBRUM
Right Hemisphere(art,music) #
Left Hemisphere(language,maths,logic) #
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Cranial Nerves
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hypoglossal (tongue, neck)
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trigeminal (jaw, mastication, face)
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eye (trochlear, abductent, ocular motor)
glossopharingeal (tongue, tastebuds, swallowing)
facial nerve (face, tastebuds)
vagus (heart & respiratory rate, acid secretions in stomach, intestinal peristalsis
Nerves
Electrical impulses (within neuron from one end to another)
Neurotransmitters across synapse between two neuron
3 types
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Parts of a neuron:
-synapse
-axon
-dendrite
-myelin sheath
-nucleus
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Interneurons(Decision Maker) # #
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(to hand, legs, arms feet)
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