ANAT 102 Lecture Notes - Lecture 7: Optic Chiasm, Nyctalopia, Visual Cortex
19 Sep 2016
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Document Summary
Eye: accessory structures of o o o o o. Lacrimal glands (produce tears - autonomic system function) Vision uses 6 extrinsic muscles to move the eye. Sclera (white of the eye - tough: vascular tunic: (has a lot of blood flow): made of. Choroid - provides blood supply and absorbs scattered light. Ciliary body - increases and decreases shape of lens for near and far vision by accommodation that"s an autonomic function. Iris - is a muscle that dilates and contracts to regulate how much light can get in eye - is also responsible for eye color. Levator palpebrae: opens eyelids but also attached to sclera (white of eye. Superior rectus muscle: attaches to sclera (white of eye) pulls eye up when it contracts o. Inferior rectus muscle: attaches to sclera (white of eye) pulls eye down when it contracts o. Iris: is a muscle that dilates and contracts.
