Nervus Plexus Flashcards
What does the femoral nerve innervate?
iliacus, pectineus, rectus femorus, sartorius, vastus intermedius, vastus lateralis, vastus medius
What makes up the femoral nerve?
L2, L3, L4
What does the obturator nerve innervate?
Adductor brevis, adductor longus, adductor magnus, gracilis, obturator externus (medial femoral muscles)
what makes up the obturator nerve?
L2, L3, L3
What nerve is only L1?
Iliohypogastric n., ilioinguina n.
what is L1,L2?
genitofemoral n.
what is L2, L3?
lateral femoral cutaneous n.
what division is the femoral nerve?
posterior
what does posterior division mean?
has the anterior portion of the femoral muscles
What division is obturator nerve?
Anterior
what regions of spinal cord are involved in the lumbar plexus?
L1-L4
What small nerve branches come off L1?
Psoas, quadratus lumborum
what small nerve branches come off l2?
iliacus, psoas, quadratus lumborum
what small nerve branches come off L3?
ilacus, quadratus lumborum
what small nerve branches come off L4?
quadratus lumborum
What regions of the spinal cord does the Sacral plexus use?
L4, L5, S1, S2, S3
what division Is the superior gluteal in?
Posterior
what division is the inferior gluteal in?
posterior
What does the superior gluteal innervate?
Gluteus medius, gluteus minimus, tensor fasiae latae
what regions of the spinal cord contribute to the superior gluteal n.?
L4, L5, S1
What division is the inferior gluteal nerve in?
Posterior
What does the inferior gluteal nerve innervate?
Gluteus maximus
What regions of the spinal cord does the inferior gluteal nerve originate from?
L4, L5, S1, S2
What does the Sciatic nerve represent on the spinal cord?
L4, L5, S1, S2, S3