Neuro

Question 1

CN 1

Answer 1

Olfactory
Sensory
Test: smell something

Question 2

CN 2

Answer 2

Optic
Sensory
Test: visual acuity, PERRLA, confrontation

Question 3

CN 3

Answer 3

Oculomotor
Motor
Test: PERRLA

Question 4

CN 4

Answer 4

Trochlear
Motor
Test: visual fields

Question 5

CN 5

Answer 5

Trigeminal
Both
Test: palpate TMJ, clench teeth; facial sensation
Also corneal reflex

Question 6

CN 6

Answer 6

Abducens
Motor
Test: visual fields, lid elevation, convergence

Question 7

CN 7

Answer 7

Facial
Both
Test: raise eyebrows, smile, frown, puff cheeks; taste

Question 8

CN 8

Answer 8

Acoustic
Sensory
Test: whisper test

Question 9

CN 9

Answer 9

Glossopharyngeal
Both
Test: say ah, uvula rises; gag reflex, swallowing; non- hoarse voice; taste

Question 10

CN 10

Answer 10

Vagus
Both
Test: say ah, uvula rises; gag reflex, swallowing; non- hoarse voice; taste

Question 11

CN 11

Answer 11

Spinal Accessory
Motor
Test: shrug shoulders, turn head against resistance

Question 12

CN 12

Answer 12

Hypoglossal
Motor
Test: stick out tongue, move side to side

Question 13

Muscle strength scale

Answer 13

0: no muscle contraction
3: can move against gravity
5: normal; can move against gravity and resistance

Question 14

Cerebellar exam

Answer 14

Balance and coordination
Tests: point to point movements (nose/index finger; heel down shin; rapid alternating movements)
Walking/gait (get up and go test)
Position sense and balance (Romberg, pronator drift)

Question 15

Discriminative sensation

Answer 15

Stereognosis: ID object in hand
Graphesthesia: ID number outlined in hand

Question 16

Triceps

Answer 16

C6-8, radial nerve
Hold arm at elbow, abducted from body with hand hanging down
Extension of elbow

Question 17

Brachioradialis

Answer 17

C6, C7, supinator jerk, radial nerve
Arm resting on leg, palm up, hit radius 1-2” above wrist
Flexion of elbow, supination of forearm, flexion of fingers and hand

Question 18

Quadriceps

Answer 18

L2-4, patellar, knee jerk

Extension or kicking of leg

Question 19

Achilles

Answer 19

S1, S2, ankle jerk
Slightly doriflex foot/ankle
Plantar flexion of foot

Question 20

Meningeal signs

Answer 20

D/t irritation of motor nerve roots passing thru inflamed meninges as roots are brought under tension
Nuchal rigidity
Brudzinski’s sign- involuntary lifting of legs when head is lifted (pt supine)
Kernig’s sign- when knee and hip flexed at 90 deg, pain when extending knee, can’t straighten leg