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61 terms

BIO 322 Leg

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tensor fasciae latae
lateral butt muscle that attaches to IT band (cut)
gluteas maximus
main butt muscle
gluteus medius
deep and superior to the gluteus maximus
piriformis
under glut max; unusually split by sciatic nerve
superior gemelli
in the three muscles below the sciatic nerve, this is the top muscle; right below piriformis
obturator internus
in the three muscles below the sciatic nerve, this is the middle muscle
inferior gemelli
in the three muscles below the sciatic nerve, this is the bottom muscle
quadrates femoris
large muscle below inferior gemelli
superior gluteal vessels,nerve
( cut bundle) much smaller; located above piriformis
inferior gluteal vessels,nerve
(cut bundle) larger; points down; located near sciatic
sciatic nerve
this nerve unusually splits the piriformis muscle (large)
posterior femoral cutaneous nerve
this nerve is also bundled with sciatic
gracilis
most medial thigh muscle
iliopsoas
top corner formed by Sartorius & pelvis
pectineus
in the pelvis corner, just medial/under iliopsoas
adductor longus
just medial/under pectineus
adductor brevis
underneath/ b/w pectineus & adductor longus
adductor magnus
large muscle underneath/medial to longus
adductor hiatus
gap b/w add magnus & femur where femoral vessels go through
Sartorius
slender, long muscle that crosses over thigh
quadriceps femoris
the collective name for rectus femoris, vastus lateralis, vastus medialis, and vastus intermedius
rectus femoris
top middle anterior thigh muscle
vastus lateralis
lateral anterior thigh muscle
vastus medialis
top, medial anterior thigh muscle
vastus intermedius
underneath, medial anterior thigh muscle
femoral n.
nerve that comes b/w psoas and iliacus; many branches
saphenous n.
branch of femoral nerve; cutaneous; dried; thru hiatus
greater saphenous vein
superficial vein cut near groin region
femoral vein
medial to artery; (snipped on one leg); main vein in the middle of thigh
femoral artery
lateral to vein; main artery in the middle of thigh
lateral circumflex femoral arter
branch of the deep femoral artery that goes to the side and has ascending, transverse, and descending branches
medial circumflex femoral artery
branch of the femoral artery that goes to the middle
deep femoral artery
branch of the femoral artery that goes deeper
semitendinosus
smaller, medial posterior thigh. It has a longer tendon
semimembranosus
larger; lateral posterior thigh
biceps femoris
muscle on the lateral side of posterior thigh. contains long head and short head
tibial nerve
the more medial division of the sciatic nerve (popliteal region)
common peroneal nerve
more lateral division of the sciatic nerve (popliteal region)
popliteal artery
continuation of femoral artery (after pops through) that splits> posterior and anterior tibial
tibialis anterior
largest muscle body; tendon >medial underside
extensor hallucis longus
underneath extensor digitorum longus & tibialis anterior; big toe
extensor digitorum longus
lateral to tibialis anterior; tendon goes to digits
peroneus tertius
under/lateral slip of extensor digitorum longus; tendon attaches to metatarsal
extensor digitorum brevis
muscle belly on top of foot; under EDL tendons
extensor hallucis brevis
muscle bello on top of foot; tendon to big toe
superficial peroneal nerve
branch of peroneal nerve to lateral side of leg
deep peroneal nerve
branch of peroneal nerve to medial side, lateral to big toe
anterior tibial artery
splits from posterior tibial artery below knee and pokes through to other side
peroneus longus
goes behind lateral malleolus and stops at the tarsal
peroneus brevis
goes behind lateral malleolus, crosses longus tendon, and stops at the tarsal
Lesser saphenous veinz
superficial vein, comes from the ankle region but is very dried out
gastrocnemius
top muscle of posterior lower leg; medial & lateral head
plantaris
small muscle w/ long tendon (under grastrocnemius)
soleus
directly under gastrocnemius; larger
flexor hallucis longus
tendon goes around medial malleolus and underneath foot to big toe
flexor digitorum longus
body on medial side; tendon goes around medial malleolus and underneath foot to digits
tibialis posterior
middle, behind calcaneal tendon; tendon goes around medial malleolus and attaches to tarsals
popliteus
small, diagonal, lies deep behind the knee;
posterior tibial artery
continuation of popliteal a.
anterior tibial artery
branch of the posterior tibial artery that goes anterior just after the knee
peroneal artery
lateral branch of the posterior tibial artery that is inferior to the anterior tibial artery branch