Assessment Of Cranial Nerves

Question 1

PERRLA

Answer 1

Pupils should be Equal in size, Round and Regular in shape and react to Light and Accomodation

Question 2

How to test for Constriction:

Answer 2

1. Ask patient to close eyes and dim the room lights
2. Bring a pen light in from the side of the patient’s head and shine the light in the eye being tested as soon as the patient opens their eyes
3. The pupil being tested should constrict (direct response)
4. The other pupil should also constrict slightly (consensual response)

Question 3

How to test for Accomodation:

Answer 3

1. Ask patient to focus on a distant object and then immediately look at an object 4-5 inches away from the nose