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12 Cards in this Set
- Front
- Back
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Olfactory Nerve (I) |
SENSORY. - SA Fibers for smell. - Through Cribriform plate of ethmoid bone. |
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Optic Nerve (II) |
SENSORY. - SA Fibers for vision. - Connects the retina to the diencephalon. - Through Optic Canal. - The only cranial nerve considered to be part of the CNS, which enas it can't regenerate. |
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Oculomotor Nerve (III) |
MOTOR. - GSE Fibers: Levator palpebrae superioris; sup. + inf. + medial recti; inf. oblique - GVE Fibers: Sphincter Pupillae; Ciliary Muscles. - Through Superior Orbital Fissure |
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Trochlear Nerve (IV) |
MOTOR. - GSE Fibers: Sup. Oblique. - Only nerve to exit on the post. surface of the brainstem. - Through Superior Orbital Fissure |
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Trigeminal Nerve (V) |
BOTH. - terminal branches: Ophthalmic (V1); Maxillary (V2); Mandibular (V3) - Ophthalmic: - GSA: eyes, conjunctiva, lacrimal glands, nasal cavities, frontal and ethmoidal sinuses. - Through Superior Orbital Fissure - Maxillary: - GSA: dura, nasopharynx, palate, upper part of face. - Through Foramen Rotundum - Mandibular: Only one w/ motor component. - GSA: lower face, external ear, external acoustic meatus - BE: Tensor Tympani, tensor veli palatini, anterior belly of digastric, Mylohyoid and muscles of mastication. |
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Abducens Nerve (VI) |
MOTOR. - GSE Fibers: lateral rectus - Through Superior Orbital Fissure - If injured there is inability to deviate the eyeball away from the midline of the body. |
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Facial Nerve (VII) |
BOTH. - GSA: External Acoustic Meatous, deep auricle - SA: Anterior 2/3 of the tongue - GVE: Stimulate activity of glands + sensory of palates - BE: Muscles of the face from 2nd Pharyngeal Arch Divides into: - motor root: BE - sensory root: (Intermediate Nerve): SA - Parasympathetic: GVE + GSA - Through Stylomastoid foramen |
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Vestibulocochlear Nerve (VIII) |
SENSORY From Bipolar sensory neurons in vestibular ganglion. - Vestibular Division: Balance - Cochlear Division: Hearing |
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Glossopharyngeal Nerve (IX) |
BOTH. - GVA: Carotid Body and Sinus - GSA: Post. 1/3 of tongue - SA: Taste of Post. 1/3 of tongue - GVE: Parasympathetic + Parotid Gland - BE: Stylopharyngeous (From 3rd Arch) - Through Jugular Foramen |
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Vagus Nerve (X) |
BOTH. - GVA: Aortic Body + Arch; Viscera - GSA: Larynx; Laryngopharynx; Auricle; External Acoustic Meatus; Dura Mater - SA: Taste around Epiglottis - GVE: Parasympathetic - BE: Palatoglossus + Muscles of the soft palate, pharynx and larynx. - Through Jugular Foramen. |
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Accessory Nerve (XI) |
MOTOR. - GSE: Sternocleidomastoid + Trapezius - Through Jugular Foramen |
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Hypoglossal Nerve (XII) |
MOTOR. - GSE: Muscles of the tongue. - Through Hypoglossal Canal. |
