Neuromuscular Lower Extremity localization

Question 1

Name that Root(s): Anterior thigh pain

Answer 1

L3/L4

Question 2

Name that Root(s): pain in the posterolateral thigh, calf, dorsal foot, great toe

Answer 2

L5

Question 3

Name that Root(s): pain in the butt, calf, lateral and plantar foot,

Answer 3

S1

Question 4

Name that Root(s): iliopsoas, adductors quads

Answer 4

L4

Question 5

Name that Root(s): Tibialis anterior/posterior, glud MEDIUS, TFL

Answer 5

L5

Question 6

Name that Root(s): glut MAXIMUS, gastroc soleus, hamstring

Answer 6

S1

Question 7

Name that Root(s): Lumbar Plexus

Answer 7

T12-L4

Question 8

Name that Root(s):Sacral Plexus

Answer 8

L5-S4

Question 9

Name that Root(s): Lumbosacral Trunk

Answer 9

L4/L5

Question 10

Name that nerve(s): Anterior division of lumbar plexus

Answer 10

obturator (adductor/medial thigh sensation)

Question 11

Name that nerve(s): Posterior division of lumbar plexus

Answer 11

femoral nerve, saphenous nerve

Question 12

Four sensory branches from the lumbar plexus

Answer 12

iliohypogastric (t12/l1), ilioinguinal (L1), genitofemoral (L1/2), lateral femoral cutaneous (l3/l4)

Question 13

Name that nerve(s) Posterior division of the sacral plexus

Answer 13

superior gluteal nerve (glut MEDius, minimus, TFL) and inferior gluteal nerve (glut MA

Question 14

Name that nerve(s) Anterior division of sacral plexus

Answer 14

sciatic , peroneal and tibial

Question 15

Name that Root(s): preganglionic parasympathetic fibers for bowel/bladder/sexual function

Answer 15

S2-S4

Question 16

The peroneal nerve innervates what muscle first prior to entering the popliteal fossa ?

Answer 16

short head of the biceps femoris

Question 17

most common site of peroneal nerve compression

Answer 17

fibular neck

Question 18

sparing of ankle _____ is key to dx of peroneal neuropathy

Answer 18

inversion

Question 19

only hamstring muscle not innervated by the tibial nerve

Answer 19

short head of the biceps femoris

Question 20

Piriformis syndrome affects the ___ nerve

Answer 20

sciatic

Question 21

Femoral nerve roots

Answer 21

L2-L4

Question 22

Sciatic nerve roots

Answer 22

L4 - S3

Question 23

First muscle innervated by the femoral nerve before passing under the inguinal ligament

Answer 23

Psoas

Question 24

Femoral sensory nerve that supplies sensation to the medial calf

Answer 24

Saphenous nerve