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Cranial Nerves-funct
Cranial Nerves: names and function
| Question | Answer |
|---|---|
| I | Olfactory nerve |
| II | Optic nerve |
| III | Oculomotor nerve |
| IV | Trochlear nerve |
| V | Trigeminal nerve |
| VI | Abducens nerve |
| VII | Facial nerve |
| VIII | Vestibulo-cochlear nerve |
| IX | glossopharyngeal nerve |
| X | Vagus nerve |
| XI | Accessory nerve |
| XII | Hypoglossal nerve |
| Olfactory nerve (I) function | Sensory: olfaction |
| Optic nerve (II) | Sensory: vision |
| Oculomotor nerve (III) | SNS motor (somatic motor):eye muscle control Parasympathetic: focusing, constrict pupil |
| Troclear nerve(IV) | SNS Motor (somatic motor): eye muscle control |
| Trigeminal nerve (V) | Sensory: touch,pain, temperature, muscle sense SNS Motor(somatic motor): muscles of mastification |
| Abducens nerve (VI) | SNS Motor (somatic motor): eye muscle control |
| Facial nerve (VII) | SNS Motor (Somatic motor): facial expression Parasympathetic: lacrimal & salivary gland secretion Sensory: taste |
| Vestibulo-cochlear nerve (VIII) | Sensory: equilibrium, hearing |
| Glossopharyngeal nerve (IX) | SNS Motor(somatic motor): tongue & pharynx, swallowing Parasympathetic: salvation Sensory: taste, general sense, blood pressure |
| Vagus nerve (X) | SNS Motor(somatic motor): pharynx & larynx (swallowing & speech) Parasympathetic: control of hearrt, smooth muscle of airways, smooth muscle & glands of GI tract Sensory: visceral sense |
| Accessory nerve (XI) | SNS Motor(somatic motor): swallowing, movement of head & neck |
| Hypoglossal nerve (XII) | SNS Motor(somatic motor): tongue (swallowing & speech) |