Muscles of the Hip Joint : Gluteal Group

Question 1

What are the muscles of the gluteal group?

Answer 1

Gluteus Maximus
Gluteus Medius
Gluteus Minimus

Question 2

What is the origin, insertion and actions of Gluteus Maximus?

Answer 2

O : Posterior Iliac Crest, Posterolateral Sacrum, Coccyx
I : Iliotibial band and Gluteal Tuberosity of Femur
A :
1. Extends the thigh at the hip joint
2. Laterally rotates the thigh at the hip joint
3. Abducts the thigh at the hip joint
4. Adducts the thigh at the hip joint

Question 3

What is the origin, insertion and actions of Gluteus Medius?

Answer 3

O : External Ilium
I : Greater trochanter of the Femur
A :
1. Abducts the thigh at the hip joint
2. Extends the thigh at the hip joint
3. Flexes the thigh at the hip joint
4. Laterally rotates the thigh at the hip joint
5. Medially rotates the thigh at the hip joint

Question 4

What is the origin, insertion and actions of Gluteus Minimus?

Answer 4

O : External Ilium
I : Greater trochanter of the femur
A :
1. Abducts the thigh at the hip joint
2. Flexes the thigh at the hip joint
3. Extends the thigh at the hip joint
4. Medially rotates the thigh at the hip joint
5. Laterally rotates the thigh at the hip joint