LUMBAR-SACRAL PLEXUS Flashcards
1
Q
Which spinal nerves forms the lumbar sacral plexus
A
L1-S4
2
Q
What does the lumbar sacral plexus do?
A
It provides sensory and motor innervation to lower limbs
3
Q
What does the combination of anterior rami of L4 and L5 form?
A
Lumbosacral trunk
4
Q
Which spinal nerves form the sacral plexus
A
S1-S4 additional contribution L4-L5
5
Q
Lumbar plexus branches?
A
Iliohypogastric, Ilioinguinal, genitofemoral, lateral cutaneous, obturator, femoral
6
Q
What does the sacral plexus supply?
A
Skin and muscles of pelvis and lower limb
7
Q
Two main nerves of sacral plexus
A
Pudendal and sciatic nerve
