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4/19/2012
1
Origin:external iliac at midinguinalpointCourse:Femoral Δ, Adductor canal
Termination:Popliteal artery, opening inadduct magnus
Femoral arteryRelations with femoral vein:Base of ∆: vein medial Apex of ∆: vein posteriorAdductor canal: vein postro-lateral
Branches of internal iliac artery1- Obturator arteryCourse:Pass through obturator canalBranches:Acetabular branch, Muscular branches
2-Superior gluteal artery:
3-Inferior gluteal artery:
Popliteal vein
Beginning:
Vena comitants of ant & posttibial arteries
At lower border of popliteus
Course:
………………………
Termination:
Femoral vein (hiatus magnus)
Tributaries:
Genicular veins
Short saphenous vein
Femoral vein
Beginning:Popliteal vein, opening in add magnusCourse:Termination:External iliac veinTributaries:Great saphenous veinExternal pudendal veinProfunda femoris veinMed & lat circumflex femoral veins
Superficial veins
Dorsal venous arch
Great saphenous vein
Small saphenousvein
Femoral vein
Popliteal vein
Infront of med malleolus
Saphenousopening
Behind lateral malleolus
Tributaries of great saphenous v:
Sup inguinal veins
Sup external pudendal
Sup epigastric
Superficial external iliac
Veins from medial side of leg & thigh
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Dr. Dr. RaniaRania
Femoral nerveFemoral nerve
Dr. Dr. RaniaRania
Origin:Ventral primary rami of L2,3,4(dorsal division)Course:Deep to inguinal ligamentOutside femoral sheathBranches:Muscular:Sartorius, quadriceps,pectineus, iliacusCutaneous:Med & middle cut n of thighSaphenous nerve
Dr. Dr. RaniaRania
Obturator nerveOrigin: ventral primary rami ofL2,3,4 (ventral division)Course:Pass through obturator canalBranches:Muscular : gracilis, 3 adductors,obturator externusCutaneous: Skin middle 1/3 of medialside of thigh
Dr. Dr. RaniaRania
Sciatic nerveSciatic nerveOrigin:Sacral plexus L4,5, S1,2,3Course:Enter through greater sciaticforamen below to the piriformismuscle.Lies deep to gluteus maximus.Enter thigh at midpoint between theischial tuberosity and the greatertrochanter.Branches:Tibial nerve (medial popliteal)Common peroneal nerve (lateralpopliteal)Distribution:
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Origin:Sciatic nCourse: Bisect fossaTermination:Post tibial art (lower borderpopliteus)Branches:Muscular:Gastrocnemius, PlantarisSoleus, popliteusCutaneous:Sural nerveLat side of leg (lower), Lateral side offoot, Lateral side of little toe
Genicular:Sup medial, Inf medial,Middle:
Origin:
Sciatic n
Course:
Lateral border of fossa (biceps)
Lateral side of neck of fibula
Termination: divide
Superficial peroneal (musculocut)
Deep peroneal (ant tibial)Branches:
Cutaneous:
Sural communicating, Lat cutaneous nof calf
Genicular:
Sup lateral, Inf lateral,Recurrentgenicular
Superficial & deep peroneal nervesSuperficial & deep peroneal nerves
Sciatic nerve
Medial popliteal n
Or
Tibial n
Superficial peroneal n
Or
Musculcutaneous n
Posterior tibial n
Lateral popliteal nOr
Common peroneal n
Deep peroneal n
Or
Anterior tibial n
Origin:Common peroneal (lat popliteal)nerveCourse:Run with ant tibial arteryTermination:Divides into medial & lateraldivisionsBranches:Muscular ????????????Cutaneous (sides of 1st & 2nd toes)