Innervation of hip and proximal thigh Flashcards
what muscles does the cranial gluteal nerve innervate?
- Gluteus medius
- Gluteus profundus
- tensor fascia latae
*all are superficial gluteal muscles
what muscles does the caudal gluteal nerve innervate?
Gluteus superficialis
what muscles does the sciatic nerve innervate?
deep gluteal muscles
caudal thigh muscles
what muscles does the obturator nerve innervate?
- medial thigh muscles (except sartorius)
- obturator externus
what muscles does the femoral nerve innervate?
- psoas major
- sartorius
- quadriceps femoris
what is the origin of the cranial and caudal gluteal nerves
direct branches off of the lumbosacral trunk
what is the origin of the sciatic nerve
continuation off of the lumbosacral trunk
what is the origin of the obturator and femoral nerve
L4-6 spinal nerves
what is the femoral artery a continuation of
the external iliac artery
what are the superficial gluteal muscles
Gluteus Medius
Gluteus Profundus
Gluteus Superficialis*
tensor fascia latae
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what are the deep gluteal muscles
Obuturator externus*
Obturator internus
Quadratus femoris
Gemeli
Articularis Coxae
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What are the caudal thigh muscles
Biceps Femoris
Semitendinosus
Semimembranosus
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*saucy, sciatic
what are the medial thigh muscles
Sartorius*
Pectineus
Adductor
Gracilis
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what are the sublumbar muscles
psoas major
iliacus
Pi
Action of superficial gluteal muscles
extend and abduct hip
