EX 13 Muscle Attachment: Thigh and Leg Movement (Posterior Aspect)

Question 1

Gluteus maximus

Answer 1

Origin: dorsal ilium, sacrum, and coccyx
Insertion: Gluteal tuberosity of femur and iliotibial tract

Question 2

Gluteus medius

Answer 2

Origin: Upper lateral surface of ilium
Insertion: Greater trochanter of femur

Question 3

Gluteus minimus

Answer 3

Origin: External inferior surface of ilium
Insertion: Greater trochanter of femur

Question 4

Biceps femoris

Answer 4

Origin: Ischial tuberosity; linea aspera and distal femur
Insertion: Tendon passes laterally to insert into head of fibula and lateral condyle of tibia.

Question 5

Semitendinosus

Answer 5

Origin: Ischial tuberosity
Insertion: Medial aspect of upper tibial shaft.

Question 6

Semimembranosus

Answer 6

Origin: Ischial tuberosity
Insertion: Medial condyle of tibia; lateral condyle of femur.