The hip extendors

Question 1

Features of the gluteus maximus?

Answer 1

Origin is posterior superior iliac crest and lots of areas around it

Insertion if primarily in fascia latae at the iliotibial band (down the side of your leg)

Actions are hip extension, lateral rotation, adduction and abduction of the hip

Question 2

Features of the biceps femoris?

Answer 2

It’s the most lateral hamstring and arises from 2 heads

Origin: Long head Hip ischial tuberosity Short head: lateral aspect midway down the femur

Insertions: Both heads combine into the bekky of muscle which then inserts on the head of the fibula

Action - flexes the knee and extends the hip

Question 3

Features of the semitendinosus?

Answer 3

It is the middle hamstring and becomes a long tendon

Origin is the Ischial tuberosity of the hip

Insertion is the medial aspect of the tibia Flexes the knee and extends the hip

Question 4

Features of the Semimembranosus?

Answer 4

It is the most medial hamstring

Origin is the Ischial tuberosity of the hip Insertion is the medial condyle of the tibia

Action is it extends the hip and flexes the knee