CN for Practical Flashcards
What 3 things may be done to assess CN I
Observe nose, Test each side with different scents, Internal exam
What 5 things may be done to assess CN II
Observe eyes, Visual acuity (Snellen), Peripheral vision (confrontation), Pupillary light reflex, Opthalmoscopic exam
What 5 things may be done to assess CN’s III, IV, and VI
Observe eyes, Corneal light reflex, Pupillary light reflex, 6 Cardinal fields of gaze (nystagmus), Accommodation
What 4 things may be done to assess CN V
Inspect m. volume and strength, Corneal blink reflex, Sensory exam of the face light and pain (Sharp and dull), Jaw jerk reflex
CN VII can be tested with what 2 tests
M. of face (smile, look up) and taste of ant. 2/3 of tongue
What should be observed with CN VIII
Internal (Otoscopic) and External ear
Describe Weber test, and CN association
Tuning fork on vertex of skull, abnomal would lateralize representing conduction loss or nerve dysfunction on the opposite side. CN VIII
Describe Rinne test, and CN
tuning fork on mastoid (bone conduction), tuning fork in front of EAM (air conduction) 1:2
What is caloric irrigation
Syringe EAC with either warm 103-110 or a few drops of ice water. causes nystagmus COWS: Cold opp, Warm same. CN VIII
What is the swivel chair test
Immobilize head from behind, patient swivels 6 times stimulating only cervical proprioceptors, if symptoms reproduced, cervicogenic vertigo suspected
What are you looking for when you have the patient say ahhhhhh
Soft palate should elevate. CN IX & X
What other 3 things would test CN IX & X
Gag reflex post 1/3, Kuh La Mi for phonation, Taste post 1/3
How would CN XI be tested
Shoulder elevation and neck flexion and rotation for SCM and Traps
How is CN XII tested
Stick out tongue and tongue in cheek
