Neuro

Question 1

CN 1

Answer 1

olfactory

Question 2

CN III

Answer 2

oculomotor nerve

Question 3

CN V

Answer 3

trigeminal nerve

Question 4

V1 (sensory) includes: _______ and ________.

Answer 4

forehead skin + upper eyelids

Question 5

V2 includes _______ + _________.

Answer 5

nares and upper lip

Question 6

V3 includes ______ + ______, up to the ____

Answer 6

chin + lower lip, up to the pinna

Question 7

The objective test of sensation of V1 is the _______. It triggers a blink.

Answer 7

coroneal reflex

Question 8

Objectify the sensation in V2 by the ________.

Answer 8

nasal tickle reflex.

Question 9

trigeminal nerve motor is tested by:

Answer 9

biting down really hard: can feel/see masseter, temporalis, brows

Question 10

CN VII

Answer 10

facial n.

Question 11

the most sublet sign of facial asymmetry is a difference in the __________. Another sign of facial weakening is a widening of the _____

Answer 11

speed of a blink

widening of the palpebral fissure.

Question 12

CN VIII

Answer 12

vestibulocochlear n.

Question 13

to test for CNVIII, use the _____ test

Answer 13

finger rub test/hearing tests

Question 14

CN IX

Answer 14

glossopharyngeal n.

Question 15

CN X

Answer 15

vagus n.

Question 16

CN XI

Answer 16

spinal accessory nerve

Question 17

to test CN XI

Answer 17

test SCM and trapezius

Question 18

CN XII

Answer 18

hypoglossal n.

Question 19

Increased tone suggests ________.

Answer 19

spasticity, Parkinsonism

Question 20

Muscle strength is measured on a ______ scale.

Answer 20

0-5

Question 21

Tongue protrusion is mediated by CN ____ (_____ nerve). Upon injury, the tongue will deviate _______ the affected side on protrusion.

Answer 21

CN XII, hypoglossal nerve

tongue deviates towards affected side on protrusion.

Question 22

The weber test lateralizes to the good ear for ________ hearing loss and to the bad ear on ________ hearing loss.

Answer 22

lateralizes to the good ear: sensorineural hearing loss

lateralizes to the bad ear: conductive hearing loss

Question 23

In the Rinne test, if you hear air > bone, hearing loss is likely ________. If you hear bone > air, hearing loss is likely________.

Answer 23

air > bone: sensorineural hearing loss

bone > air: conductive hearing loss

Question 24

What 3 tests are used to test cerebellar function?

Answer 24

Finger-Nose-Finger
Heel-to-Shin
Fingertap

Question 25

What does joint position sense test?

Answer 25

Proprioception

Question 26

CN II

Answer 26

optic n.

Question 27

a pituitary adenoma pressing on the ______ may produce ________, which would affect visual field testing

Answer 27

optic chiasm bitemporal hemanopsia

Question 28

Because of dual sided innervation, a central CN ____ lesion (e.g. stroke) will result in sparing of the ___ muscle, as it will retain innervation of the other side.

Answer 28

CN VII lesion | frontalis muscle

Question 29

CN VII also has a special sensory component which conveys taste information from the ______ of the tongue

Answer 29

anterior 2/3

Question 30

The gag reflex involves sensory CN ____ and motor CN ____

Answer 30

gag reflex: sensory CN IX and motor CN X

Question 31

Deep tendon reflexes are graded on a scale of :

Answer 31

0 to 4+ (2+ is normal)

Question 32

Biceps reflex involves spinal levels

Answer 32

C5 and C6

Question 33

triceps reflex involves spinal levels

Answer 33

C7

Question 34

brachioradialis reflex involves spinal levels

Answer 34

C6

Question 35

patellar reflex involves spinal levels

Answer 35

L4

Question 36

ankle reflex involves spinal levels

Answer 36

S1

Question 37

plantar reflex involves spinal levels

Answer 37

L5, S1