Pelvis

Question 1

Gluteus Maximus

Answer 1

O: Posterior Iliac Crest, Posterior Sacrum and Coccyx, Sacrotuberous Ligament

I: Gluteal Tubersoity, Iliotibial Band

Action: Hip Extension, Hip Abduction

Nerve: Inferior Gluteal Nerve

Synergist: Hams, Piriformis

Antagonist: Rectus Femoris, Adductor Magnus

Question 2

Iliacus

Answer 2

O: Iliac Fossa

I: Lesser Trochanter

Action: Hip Flexion

Nerve: Femoral Nerve

Synergist: Psoas Major

Antagonist: Hams

Question 3

Piriformis

Answer 3

O: Anterior Surface of Sacrum

I: Greater Trochanter

Action: Hip Abduction, Hip Lateral Rotation

Nerve: Piriformis Nerve

Synergist: Gluteus Maximus, Sartorius

Antagonist: Adductor Magnus, Pectineus

Question 4

Psoas Major

Answer 4

O: Anterior Surface of Lumbar Vertebrae

I: Lesser Trochanter

Action: Hip Flexion, Trunk Flexion

Nerve: Lumbar Plexus

Synergist: Iliacus, Rectus Abdominis

Antagonist: Hams, Spinalis