Chapter 18 - The Nervous System - General and Special...

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The Nervous System - General and Special Senses (494) Eye Anatomy - 3 Layers: 1. fibrous tunic 2. vascular tunic (choroid) - layer under tunica fibrosa - connective tissue ciliary body - GVE attached to lens by suspensory ligaments (strings) connects anterior to lens forming the iris (color part of eye) suspensory ligaments in the ciliary body as you get older they start to sag (prespiopia) pupil (opening) - GVE constricts by smooth muscle iris - same size since the day you were born 3. nervous tunic (retina) optic nerve - from the eye cavity through the optic canal optic chiasm When you see a picture: -the eye takes a picture - image is sent to thalamus - from thalamus to superior collicus - then to occipital lobe (478) Tongue - It is a viscera (organ) CN (V) trigeminal, (VII) facial, (IX) glossopharyngeal, (X) vegas
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This note was uploaded on 02/01/2011 for the course ANAT 1 taught by Professor Dell during the Fall '10 term at Santa Monica.

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Chapter 18 - The Nervous System - General and Special...

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