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7 Cards in this Set
- Front
- Back
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CNII - Optic
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Special sensory, myelinated
Sheath travels to eye containing central retinal artery&vein w/ nerve as bundle |
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CNIII-Oculomotor
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Special motor
Innervates all extraocular muscles except LR6, SO4 Parasymp - miosis |
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CNIV-trochlear
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Motor to superior oblique
*Only motor nerve that enters orbit outside the muscle cone along superior medial side of orbit |
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CNV-trigeminal
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Motor - afferent pathway oculocardiac reflex
Sensory - 1. opthalmic (pain, temp, touch eye/upper face/nose) 2. maxillary 3. mandibular |
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CNVI-abducens
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motor - lateral rectus
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CNVII-facial
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Motor - upper plexus innverates orbicularis
if not blocked, can squeeze eye shut increasing IOP LA absorption, not directly blocked Has sensory |
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CNX-vagus
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Motor-intrinsic larynx (VC) & heart
Parasymp - efferent oculocardiac reflex Has sensory |
