Gluteal Region Anatomy

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Which muscle has its insertion on the quadrate tubercle of the femur?

Quadratus femoris muscle (correct)

Piriformis muscle

Gemellus inferior muscle

Obturator externus muscle

Which nerve innervates the obturator internus muscle?

Nerve to obturator internus (correct)

Lumbosacral trunk

Nerve to quadratus femoris

Sciatic nerve

Which muscle has its origin on the lateral margin of the ischial tuberosity?

Piriformis muscle

Gemellus superior muscle

Obturator externus muscle

Quadratus femoris muscle (correct)

Which of the following muscles is NOT a lateral rotator of the thigh?

Obturator externus muscle Signup and view all the answers

Through which foramen does the obturator internus muscle pass?

Lesser sciatic foramen Signup and view all the answers

Which muscle is the strongest lateral rotator of the thigh?

Quadratus femoris muscle Signup and view all the answers

What is the origin of the short head of the biceps femoris muscle?

Lateral lip of linea aspera Signup and view all the answers

What is the action of the obturator externus muscle?

Adductor and lateral rotator of the thigh Signup and view all the answers

What is the name of the conjoined tendons of the semitendinosus, sartorius, and gracilis muscles?

Pes anserinus Signup and view all the answers

Which nerve innervates the gemellus superior muscle?

Nerve to obturator internus Signup and view all the answers

What is the main nerve of the posterior compartment of the thigh?

Sciatic nerve Signup and view all the answers

What is the origin of Gluteus Maximus Muscle?

Area of ilium located posterior to its posterior gluteal line Signup and view all the answers

What is the action of Gluteus Medius Muscle?

Medially rotates and abducts thigh at hip joint and pulls the pelvis towards leg on the floor during walking Signup and view all the answers

Which muscle is superficially covered by the long head of the biceps femoris?

Sciatic nerve Signup and view all the answers

Which artery supplies the blood to the structures in the posterior compartment of the thigh?

Both A and C Signup and view all the answers

What is the innervation of Gluteus Minimus Muscle?

N.gluteus superior Signup and view all the answers

What is the insertion of Piriformis Muscle?

Border of greater trochanter Signup and view all the answers

What is the insertion point of the semimembranosus muscle?

Upper part of the medial condyle of tibia Signup and view all the answers

Which muscle forms the ligamentum politium obliquum?

Semimembranosus muscle Signup and view all the answers

What is the action of Piriformis Muscle?

Laterally rotates extended thigh, abduct flexed thigh, steady femoral head in acetabulum Signup and view all the answers

What is the border of the popliteal fossa formed by the semimembranosus and semitendinosus muscles?

Superior medially Signup and view all the answers

What is the origin of Obturator Internus Muscle?

Internal surface of obturator membrane and adjacent bones Signup and view all the answers

Which muscle does not attach to trochanter major of femur?

Gluteus Maximus Signup and view all the answers

Which muscle passes through greater sciatic foramen?

Piriformis Muscle Signup and view all the answers