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12 Cards in this Set
- Front
- Back
Olfactory Nerve
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Sense of Smell
Damage causes impaired sense of smell |
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Optic Nerve
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Provides vision
Damage causes blindness in visual field |
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Oculomotor Nerve
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Eye movement, opening of eyelid, constriction of pupil, focusing
Damage causes drooping eyelid, dilated pupil, double vision, difficulty focusing and inability to move eye in certain directions |
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Trochlear Nerve
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eye movemement
superior oblique muscle Damage causes double vision and inability to rotate eye inferolaterally |
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Trigeminal Nerve
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sensory to face
touch, pain and temperature Muscles of mastication Damage produces loss of sensation and impaired chewing |
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Abducens Nerve
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Provides eye movement
lateral rectus muscle Damage results in inability to rotate eye laterally and at rest eye rotates medially |
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Facial Nerve
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Motor - facial expressions; salivary glands and tear, nasal and palatine glands
Sensory - taste on anterior 2/3’s of tongue Damage produces sagging facial muscles and disturbed sense of taste |
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Vestibulocochlear Nerve
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Provides hearing and sense of balance
Damage produces deafness, dizziness, nausea, loss of balance and nystagmus |
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Glossopharyngeal Nerve
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Swallowing, salivation, gagging, control of BP and respiration
Sensations from posterior 1/3 of tongue Damage results in loss of bitter and sour taste and impaired swallowing |
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Vagus Nerve
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Swallowing
Speech Regulation of viscera Damage causes hoarseness or loss of voice impaired swallowing fatal if both are cut |
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Accessory Nerve
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Swallowing, head, neck and shoulder movement
Damage causes impaired head, neck, shoulder movement head turns towards injured side |
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Hypoglossal Nerve
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Tongue movements for speech, food manipulation and swallowing
if both are damaged – can’t protrude tongue if one side is damaged – tongue deviates towards injured side See ipsilateral atrophy |