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cranial nerve tests
Nerves and tests
nerve | test |
---|---|
Olfactory Nerve | -Cranial 1 nerve patient has to identify a smell with each nostril seperatley and eyes closed. |
Optic nerve | -Cranial 2 patient reachs from material held 36cm away. Should be able to read with both eyes |
Oculomotor: Reaction to light | -Cranial 3 aproach patient from side with a penlight and shine on the pupil. repeat |
Oculomotor: Accomodation | look at near object then at distsnt. Alternate between the two and bring the object towards the nose. Pupils should contrict when obejct near and dilate for near obects. Pupil should constrict when object near the nose |
Trochlear | Cranial 4 Penlight 1ft infront of pt eyes. Follow movement |
Cranial 5: Trigeminal | Client looks up: touch slera of eye- blink reflect Light sensation: close eyes and wipe cotton over forehead Deep sensation: alternating blunt and sharp ends of object. Warm and cold objects. |
Cranial 6: Abducens | Penlight 1ft infront of pt. follow movement through 6 cardinal fields |
Cranial 7: Facial | Smile, raise eyebrows, frown, puff out cheeks, close eyes tightly. Identify different tastes. |
Cranial 8: Vestibulocochlear | Occlude 1 ear and out of sight place watch 2-3cm and ask for sound. Walk across room, asses gait |
Cranial 9: Glossopharyngeal | Say ah, yawn. Observe soft palate movement Elciti gag response Note swallow ability |
Cranial 10: Vagus | Swallow and speak note hoarseness |
Cranial 11: Accessory | Shrug shoulders against resistance from hands. Turn head side to side against resistance |
Cranial 12: Hypoglossal | Protrude tongue at midline and move side to side |