regional APEX Flashcards
lumbar plexus
L1-L4 (+T12 in 50%)
lateral femoral cutaneous
L2-L3 (posterior divisions)
obturator
L2-L4 (anterior divisions)
femoral
L2-L4 (posterior divisions)
saphenous nerve arises from
posterior branch of femoral nerve
sacral plexus
L4-S3(S4)
6 nerves of the lumbar plexus
iliohypogastric
ilioinguinal
genitofemoral
obturator
lateral femoral cutaneous
femoral
5 nerves of the sacral plexus
superior gluteal
inferior gluteal
posterior femoral cutaneous
pudendal
sciatic
sciatic nerve
L4-S3
tibial nerve
L4-S3 (anterior)
common peroneal/fibular
L4-S3 (posterior)
1 branch of tibial nerve
posterior tibial
3 branches of common peroneal/fibular
SP
DP
sural
5 nerves of the ankle/foot
saphenous*
sural
DP
SP
PT
hip flexion + rotation (lateral)
knee extension + slight flexion
femoral
hip extension
knee flexion
sciatic
hip ADduction + flexion + extension
obturator
anal sphincter tone
pudendal
plantarflexion
ABduction of toe
extension
flexion
tibial
dorsiflexion
INversion
deep peroneal
EVersion
superficial peroneal
3 sensory only peripheral nerves
lateral femoral cutaneous
saphenous
sural
lateral pectoral nerve
C5-C7
pec major
medial pectoral nerve
C8-T1
pec minor
(lower pec major)
long thoracic nerve
C5-C7
chest wall, superficial to serratus anterior
thoracodorsal nerve
C6-C8
lattisimus dorsi
thoracic intercostal nerve
T1-T6 (ventral rami of spinal nerves)
chest, breast, intercostal muscles
PEC 1 block
pec minor
pec major
medial pectoral nerve
lateral pectoral nerve
PEC 2 block
pec minor
pec major
medial pectoral nerve
lateral pectoral nerve
pec minor
serratus anterior
thoracic intercostals
long thoracic
serratus anterior block
serratus anterior
latissimus dorsi
thoracic intercostals
long thoracic
thoracodorsal*
