random stuff2 Flashcards
the lumbosacral plexus consists of the intermingling of primary branches of spinal nerves ___ thru ___
L4-S4
femoral n. spinal nerve origin
L4-L6
obturator n. spinal nerve origin
L4-L6
sciatic n. spinal nerve origin
L6-S2
pudendal n. spinal nerve origin
S2 - S4
the femoral nerve has a cutaneous branch named the ______ nerve
saphenous
the sciatic nerve branches into 2 nerves:
tibial and common peroneal
the common peroneal n branches into 2 nerves:
superficial and deep peroneal
the deep peroneal n branches into the ____ nerve distally
lateral dorsal metatarsal n.
name the 3 branches of the tibial nerve
caudal cutaneous sural n (runs with lateral saphenous v.), medial and lateral plantar nerves (on the medial side)
femoral nerve innervates:
flexors of the hip (iliopsoas, rectus femoris) and the extensors of the stifle (quadriceps femoris)
the cutaneous saphenous nerve innervates:
the skin of the medial thigh, medial crus, dorsomedial skin of the tarsus and metatarsus
clinical signs of femoral nerve laceration:
inability to support weight due to paralysis of quadriceps femoris, analgesia over the medial crural region
obturator nerve innervates:
adductors of the hip (pectineus, adductor, graciclis, external obturator) PAGE
T/F: the obturator nerve has a cutaneous portion
False