BIOL 2P95 Lecture Notes - Pituitary Gland, Sclera, Trachea

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Levator palpebrae superioris: elevator of upper eyelid: inferior division. Inferior oblique: parasympathetic: third division of cn iii, synapse in ciliary ganglion on way to eye. Postganglion parasympathetics carried in short ciliary nerves: ciliary nerves fibers pierce eyeball and travel to front to supply two smooth muscles light) Pierce sclera and travel between outer and middle coat. Sphincter pupillae: in the iris, controls size of pupil (amount of. Ciliary muscle: surrounds the lens, allows up-close focus: nasociliary nerve from trigeminal suspends ciliary ganglion but does not synapse, all 4 parasymp ganglion suspended by a fiber from trigeminal nerve. Lacrimal: small, lateral provides somatic sensory to lacrimal gland, adjacent eyelid and conjuncitva (doesn"t control secretions) Frontal (supraorbital, supratrochlear): both travel to upper medial corner of eye through foramen: terminal branches on forehead: sensory. Nasociliary: under levator palpebrae superioris and superior rectus, four branches, suspends ciliary ganglion with sensory root: see. Fibers are considered part of short ciliary above nerves.

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