Posterior Thigh Flashcards
Biceps femoris origin
Long: ischeal tuberosity
Short: lateral linea aspera
Lateral supracondylar line
Biceps femoris insertion
Head of fibula
Biceps femoris action
Flex leg
Laterally rotate ONLY when knee is flexed
Long: extend thigh, extend trunk when L/E fixed
Biceps femoris nerve
Long: tibial sciatic
Short: common fibular of sciatic
Biceps femoris blood
Perforating arteries (profundas femoris)
Semitendinotis origin
Ischial tuberosity
Semitendinotis insertion
Pets ancerine
Semitendinotis action
Flex leg
Medially rotate leg ONLY when knee flexed
Extend thigh
Extend trunk when L/E is fixed
Semitendinotis nerve
Tibial sciatic
Semitendinotis blood
Perforating arteries (profunda femoris)
Semimembranosus origin
Ischial tuberosity
Semimembranosus insertion
Posterior medial condyle of tibia
Semimembranosus action
Flex leg
Medially rotate leg when knee flexed
Extend thigh
Extend trunk when L/E is fixed
Semimembranosus nerve
Tibial sciatic
Semimembranosus blood
Perforating branches (profunda femoris)
