Lateral rotator group
The obturator externus and nearby muscles
Structures surrounding right hip-joint.
Gray's	subject #128 476
Origin	at or below the acetabulum of the ilium
Insertion	on or near the greater trochanter of the femur
Artery	Inferior gluteal artery, Lateral sacral artery, Superior gluteal artery
Nerve	Obturator nerve, nerve to the Piriformis, nerve to quadratus femoris
Actions	lateral rotation of hip
Antagonist	Gluteus minimus muscle, Gluteus medius muscle

The Lateral rotator group are a group of muscles of the hip consisting of the following muscles: ^[1]

• piriformis
• gemellus superior
• obturator internus
• gemellus inferior
• obturator externus
• quadratus femoris

A tip to remember the order of the lateral rotator muscles from superior to inferior is; PGOGOQ

[edit] See also

• hip (anatomy)
• lateral rotation

[edit] References

1. ^ Mnemonic at medicalmnemonics.com 833 3471 657

[edit] External links

• glutealregion at The Anatomy Lesson by Wesley Norman (Georgetown University)

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v • d • e List of muscles of lower limbs (TA A04.7, GA 4.465) ILIAC Region / ILIOPSOAS psoas major/psoas minor · iliacus BUTTOCKS gluteals: (maximus, medius, minimus) · tensor fasciae latae lateral rotator group: quadratus femoris · inferior gemellus · obturator internus · superior gemellus · piriformis THIGH / compartments Anterior sartorius · quadriceps (rectus femoris, vastus lateralis, vastus intermedius, vastus medialis) · articularis genu Posterior/hamstring biceps femoris · semitendinosus · semimembranosus Medial pectineus · obturator externus · gracilis · adductor (longus, brevis, magnus) Fascia Femoral sheath (Femoral canal) · Femoral ring Adductor canal · Adductor hiatus fascia lata (Iliotibial tract, Lateral intermuscular septum of thigh, Medial intermuscular septum of thigh, Fascia cribrosa/Saphenous opening) LEG/ Crus/ compartments Anterior tibialis anterior · extensor hallucis longus · extensor digitorum longus · peroneus tertius Posterior superficial · triceps surae (gastrocnemius, soleus, Achilles tendon) · plantaris deep · tarsal tunnel (flexor hallucis longus, flexor digitorum longus, tibialis posterior) · popliteus Lateral peroneus muscles (longus, brevis) Fascia Pes anserinus crural fascia (Anterior crural intermuscular septum, Posterior crural intermuscular septum, Transverse intermuscular septum) FOOT Dorsal extensor hallucis brevis · extensor digitorum brevis Plantar 1st layer (abductor hallucis, flexor digitorum brevis, abductor digiti minimi) · 2nd layer (quadratus plantae, lumbrical muscle) · 3rd layer (flexor hallucis brevis, adductor hallucis, flexor digiti minimi brevis) · 4th layer (dorsal interossei, plantar interossei) Fascia Plantar fascia retinacula (Peroneal, Inferior extensor, Superior extensor, Flexor)