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Ch.7 AP CRAN-NERVES
12 Cranial Nerves
Question | Answer |
---|---|
Mnemonic for Cranial Nerves (sensory,motor or both) | Some; Say; Marry; Money; But; My; Brother; Says; Big; Brains; Matter; More |
Mnemonic for Cranial Nerves (their names) | Oh; Oh; Oh; To; Touch; And; Feel; Very; Good; Velvet; Ah; Heaven |
CN I. (sensory) | Olfactory (sensory): SMELL |
CN II. (sensory) | Optic (sensory) VISION |
CN III. (motor) | Oculomotor (motor) CONTRACTION OF *EYE MUSCLE |
CN IV. (motor) | Trochlear (motor) SUPPLIES ONE *EYEBALL MUSCLE |
CN V. (both) | Trigeminal (both) Sensory to eye,upper jaw and lower jaw Motor for chewing *Dentist anethetizes this nerve to work on teeth to prevent pain* |
CN VI. (motor) | Abducens (motor) CONTROLS *EYEBALL MUSCLE |
CN VII. (both) | Facial (both) Facial expressions Salivary glands and Lacrimal (tear) glands |
CN VIII. (sensory) | Vestibulocochlear (sensory) Equilibrium and Hearing |
CN IX. (both) | Glossopharyngeal (both) Sensory impulses from TONGUE and PHARYNX(throat) Controls swallowing and stimulates parotid salivary gland |
CN X. (both) | Vagus"wanderer" (both) Longest cranial nerve supplies most organs in THORACIC and ABDOMINAL cavities motor impulses to LARYNX (voice box) and PHARYNX (throat) |
CN XI. (motor) | Accessory (motor) Muscles in NECK and LARYNX |
CN XII. (motor) | Hypoglossal (motor) Controls muscles of the TONGUE |