Posterior Wall (new) Flashcards
Posterior wall muscle for trunk flexion
Quadratus Lumborum
Innervation of Quadratus Lumborum
Ventral rami of spinal nervES
Primary Posterior wall muscle for hip flexion
Psoas Major (passes under inguinal ligament)
Posterior wall muscle for Proprioception
Psoas Minor (weak trunk flexor)
Muscle assisting hup flexion
Iliacus
What muscle stabilizes thr 12 rib during expiration?
Quadratus Lumborum
Quadratus Lumborum is associated with what ligament
Lateral Arcuate Ligament
Aorta is associated with what ligament
Median Arcuate ligament (T12)
Lumbar plexus is derived from:
Ventral rami of T12-L5
provides sensory and motor innerv to abdominal wall
subcostal nerve (T12)
Provides somatic sensory and motor innervation to abdominal muscles and skin
L1 ventral rami
Iliohypogastric Nerve is from ventral rami of what verte
L1
Genitofemioal Nerve (L1-2) provides _____ innervation
mixed in men and sensory only for females (no parasym transmitted?)
T/F: The lateral femoral cutaneous nerve supplies somatic motor innervation
false; sesnory only
lateral femoral cutaneous nerve is ventral rami of what verte segment
L1-2
Women in late pregancy may experience compression of the nerve
lateral femoral cutaneous nerve (L1-L2)
Femoral nerve provides ____ innervation and is associate with what verte
MIXED; L2-4
Supplies sesnory sensation to anterior thigh
femoral nerve
Femoral nerve: Innervates muscles in anterior compartment of thigh (what actions)
hip flexion and knee extension
Femoral nerve runs ___ to psoas major
anterior
Obturator nerve runs ___ to psoas major; is from L2-4
medial
Supplies ADDUCTOR muscles of the thigh; innervated medial thight
Obturator nerve