B7.020 Motor Patterns

Question 1

upper face innervation

Answer 1

bilateral UMN

Question 2

lower face innervation

Answer 2

contralateral UMN

Question 3

upper and lower facial weakness

Answer 3

LMN lesion

“peripheral”

Question 4

lower facial weakness only

Answer 4

UMN lesion

“central”

Question 5

internal capsule orientation

Answer 5

F is most anterior

L is most posterior

Question 6

alternating hemiplegia

Answer 6

face (peripheral)
contralateral arm and leg (UMN)
brainstem lesion at level of facial nerves

Question 7

locked in syndrome

Answer 7

bilateral face LMN
bilateral arm UMN
bilateral leg UMN
brainstem lesion at level of facial nerve exit

Question 8

bilateral leg LMN

Answer 8

lumbosacral cord

cauda equina