Lower Limb 1 (part 3) Flashcards
what forms the femoral artery
external iliac artery passing deep to the inguinal ligament
The femoral artery gives rise to the profunda femoris artery which branches off _________ and ___________ __________ arteries
medial and lateral circumflex
what does the obturator artery pass through?
the obturator foramen
what forms the popliteal artery?
the femoral artery passing posteriorly through the adductor hiatus
How does the popliteal artery supply the knee?
via geniculate branches
What does the popliteal artery give rise to?
posterior tibial artery, fibular artery, anterior tibial artery
The popliteal artery becomes the ________________ artery after passing through the interosseus membrane
anterior tibial artery
The anterior tibial artery continues onto the dorsum of the foot as the ________ _______ to form the _____ and ________ __________ arteries
dorsalis pedis, arcuate and dorsal metatarsal arteries
Where does the end of the dorsalis pedis penetrate?
sole of the foot
what does the posterior tibial artery divide into?
medial and lateral plantar arteries
the lateral plantar artery anastomoses with the ____ _____ artery to form the _________ arch and ________ arteries
dorsalis pedis, plantar, digital
what are the superficial veins of the lower limb?
dorsal metatarsal, dorsal venous arch, small saphenous vein, great saphenous vein
what are the deep veins of the lower limb?
dorsalis pedis, anterior tibial vein, plantar digital veins, deep plantar arch, posterior tibial vein, fibular vein, popliteal vein, femoral vein, medial and lateral circumflex veins, profunda femoris vein
what forms the external iliac vein?
femoral vein passing deep to the inguinal ligament
what forms the common iliac vein
external iliac vein anastomosing with the internal iliac vein
what is the lumbar plexus comprised of?
ventral rami of T12, L1-4
what innervates the psoas and lateral thigh skin
anterior branches of L1-L3, lateral femoral cutaneous nerve
what 2 major nerves does the lumbar plexus give rise to?
femoral and obturator nerves
the femoral nerve passes under the __________ ligament
inguinal ligament
what does the femoral nerve innervate?
anterior thigh muscles
skin of anteromedial thigh
anteromedial leg
medial foot
the obturator nerve passes through the ________ foramen
obturator
what does the obturator nerve innervate
medial thigh muscles, skin of medial thigh
what is the sacral plexus comprised of?
ventral rami of L4-S4
what nerve innervates the gluteus medius, gluteus minimus, and tensor fascia lata muscles? plexus?
superior gluteal nerve, sacral plexus
what nerve innervates the gluteus maximus? plexus?
inferior gluteal nerve, sacral plexus
what nerve innervates the piriformis? plexus?
nerve to piriformis, sacral plexus
what nerve innervates the posterior thigh? plexus?
clunial nerves, sacral plexus
the sciatic nerve passes through the _________ _________ foramen and under the _____________ and enters the ________ thigh
greater sciatic foramen, piriformis, posterior
what does the sciatic nerve innervate?
biceps femoris, semitendinosus, semimembranosus
what does the sciatic nerve divide into? where?
tibial nerve, common fibular nerve
above the popliteal fossa
what does the tibial nerve innervate?
posterior leg muscles, sole of foot
what does the sural nerve innervate?
akin of the posterolateral leg
lateral ankle
what does the common fibular nerve divide into?
superficial and deep fibular nerves
what does the common fibular nerve innervate?
anterior leg muscles, dorsum of the foot and associated skin
what kind of joint is the hip joint?
ball and socket joint
where does the hip joint capsule run from?
rim of the acetabulum to the neck of the femur
what is the ligamentum teres? function?
intracapsular ligament of the head of the femur, connects acetabulum notch to the fovea capitis
what stabilizes the hip joint?
3 extracapsular thickenings
muscle tendons surrounding the hip joint
what are the 3 extracapsular thickenings involved with the hip joint?
iliofemoral ligament
pubofemoral ligament
ischiofemoral ligament
