Health Sciences 3300A/B Lecture 3: LEC3b NOTES
28 Jan 2019
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Document Summary
Information goes through thalamus and information gets distributed: memories that are tied to a smell, these memories are most resilient memories in our lives. Eye control (cn iii, iv, vi: eye motor nerves, providing information to eye muscles to move them around, cn iii oculomotor, supplies most muscles around the eye (80-90%, supplies: Trigeminal nerve (cn v: biggest nerve, has 3 big branches. Opthalmic (v1: sensory to anterior scalp, upper eyelid, nose, nasal mucosa, cornea, and lacrimal glands. Maxillary (v2: sensory to nasal mucosa, palate, upper teeth, cheek, upper lip and lower eyelid. Mandibular (v3: sensory to anterior 2/3 tongue, lower teeth, chin, and temporal scalp, motor to muscles of mastication. If trigeminal nerve was damaged : has driven people to suicide in some cases due to the pain. Symptoms: unilateral, sharp pain from touch or chewing, arching/burning. Cause: pressure from artery, aging, neurodegenerative disease.
