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Bioscience 610
Posterior Thigh and Popliteal Fossa
32
Science
Graduate
03/08/2011

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Term
The posterior compartment of the thigh contains what muscles?
Definition
Biceps femoris
Semimembranosus
Semitendinosus
Term
The muscles of the posterior group collectively have what function?
Definition
Extend the thigh & Flex the leg
Term
The posterior thigh muscles are commonly known as?
Definition
Hamstring muscles
Term
What is the proximal attachment of the long head of the biceps femoris?
Definition
The ischial tuberosity
Term
What is the distal attachment of the long head of the biceps femoris?
Definition
Head of the fibula
Term
What nerve innervates the long head of the biceps femoris?
Definition
Tibial division of the sciatic nerve
Term
What is the proximal attachment of the short head of the biceps femoris?
Definition
The lateral lip of the linea aspera of the femur
Term
What is the distal attachment of the short head of the biceps femoris?
Definition
The tendon of the short head joins the tendon of the long head of the biceps femoris and distally attaches to the head of the fibula
Term
What is the function of the biceps femoris muscle?
Definition
Extend the thigh and flex the leg
Term
The short head of the biceps femoris is innervated by what nerve?
Definition
The common fibular division of the sciatic nerve
Term
The semitendinosus is named for what?
Definition
the long, cord-like tendon at its distal end
Term
What is the proximal attachment of semitendinosus?
Definition
Ischial tuberosity
Term
What is the distal attachment of semitendinosus?
Definition
The medial surface of the superior part of the tibia
Term
What is the function of semitendinosus?
Definition
To extend the thigh and flex the leg. Also medially rotates the leg
Term
What nerve innervates the semitendinosus?
Definition
Tibial division of the sciatic nerve
Term
What is the proximal attachment of semimembranosus?
Definition
Ischial tuberosity
Term
What is the distal attachment of semimembranosus?
Definition
Posterior part of hte medial epicondyle of the tibia
Term
What is the function of semimembranosus?
Definition
Extends the thigh and flexes the leg. Also medially rotates the leg
Term
What nerve innervates semimembranosus?
Definition
The tibial division of the sciatic nerve
Term
What forms the deep boundary of the posterior compartment of the thigh?
Definition
Hamstring part of the adductor magnus muscle
Term
What nerve innervates the hamstring part of the adductor magnus muscle?
Definition
The tibial division of the sciatic nerve
Term
There is an attachment on the iscial tuberosity deep to the other hamstring muscles, what is this muscle?
Definition
Hamstring part of the adductor magnus muscle
Term
What is the superolateral border of the popliteal fossa?
Definition
Biceps femoris muscle
Term
What is the superomedial border of the popliteal fossa?
Definition
Semitendinosus and semimembranosus
Term
What is the inferolateral and inferomedial borders of the popliteal fossa?
Definition
The two heads of the gastrocnemius muscle
Term
What is the posterior border of the popliteal fossa?
Definition
Skin and deep "popliteal" fascia
Term
What is the anterior border of the popliteal fossa?
Definition
Popliteal surface of the femur, the posterior surface of the capsule of the knee joint, and popliteus muscle
Term
At the superior border of the popliteal fossa, the sciatic nerve divides into what?
Definition
Tibial and common fibular nerves
Term
The popliteal artey and vein are located where relative to the tibial nerve?
Definition
Deep
Term
What arteries are involved in genicular anastomosis?
Definition
Superior lateral genicular artery
Superior medial genicular artery
Inferior lateral genicular artery
Ingerior medial genicular artery
Popliteal artery
Term
What tendons converge on the proximal end of the tibia to form pes anserinus?
Definition
Sartorius
Gracilis
Semitendinosus
Term
Sartorius, gracilis, and semitendinosus converge on the proximal side of the tibia in an arrangement that is named what?
Definition
Pes Anserinus (goose's foot)
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