Muscle, Origin, Insertion, Action

Question 0

Gluteus minimus

Answer 0

Posterior Ilium; greater trochanter of femur; abduction and medial rotation of femur.

Question 1

Gluteus medius

Answer 1

Lower portion of iliac crest; greater trochanter; abduction medial rotation of femur.

Question 2

Sartorius

Answer 2

ASIS; upper medial shaft of tibia via pes anserine; flexion, abduction, and medial rotation of femur

Question 3

Gluteus maximus

Answer 3

posterior sacrum; IT band; extension of femur, lateral rotation of extended hip

Question 4

Biceps Femoris

Answer 4

Long head ischial tuberosity; short head Linea aspera; Head of fibula, lateral condyle of tibia; Long head: extension of hip. Both heads: flexion of knee, lateral rotation of flexed knee.

Question 5

Semitendinosus

Answer 5

Ischial tuberosity; anterior proximal tibial shaft (pes anserine); extension of hip, flexion of knee, medial rotation of flexed knee.

Question 6

Semimembranosus

Answer 6

Ischial tuberosity; posterior medial tibial condyle; extension of femur, flexion of knee, medial rotation of tibia when knee is flexed.

Question 7

Rectus Femoris

Answer 7

AIIS; patella, tibial tuberosity via the patellar ligament; extension of the knee

Question 8

Vastus medialis

Answer 8

Linea aspera of femur; patella, tibial tuberosity via patellar ligament; extension of knee.

Question 9

Vestus intermedius

Answer 9

Anterior and lateral shaft of femoral shaft; patella, tibial tuberosity via the patellar ligament; extension of knee.

Question 10

Vastus lateralis

Answer 10

Linea aspera of femur; patella, tibial tuberosity via the patellar ligament; Extension of knee.