Muscles Of The Buttocks (Actions)*

Front 1

What is the action to the Gluteus Maximus?

Back 1

Prime mover of Hip extension

Prime mover of “standing up” from sitting position

And aids in external rotation and adduction of extended thigh

Front 2

Functional hip and knee Extensor Is due to the attachment of the_____to the____and___.

Back 2

GMax to the TFL and Iliotibial Band

Front 3

What is the action to the Gluteus Medius?

Back 3

Prime mover of Hip abduction

May assist in extension and external rotation of the hip

Front 4

What is the action to the Gluteus Minimus?

Back 4

Hip Abduction

May assist in Flexion and Internal Rotation of the Hip

Front 5

What is the action to the TFL?

Back 5

Hip Internal Rotation, Assist Hip Abduction and flexion

Raises knee when walking by preventing collapse of extended knee when ambulating

Front 6

What is the action to the Hip External Rotators?

Back 6

Hip External Rotation

Front 7

1) Piriformis largely fills what?

2) And what emerges above and below this muscle?

Back 7

1) Piriformis largely fills the Greater Sciatic Foramen

2) The branches of the Sciatic Plexus

Front 8

What is the prime mover of Extension of the Knee?

Back 8

Quadriceps Femoris