APPLIED RADIOLOGICAL ANATOMY

ANATOMY

PELVIS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What muscle produces hip abduction?
A
Vastus medialis
B
Tensor fasciae latae
C
Biceps femoris
D
All the above
Explanation: 

Detailed explanation-1: -Gluteus medius is the prime mover of abduction at hip joint. It is located on the lateral aspect of the upper buttock, below the iliac crest. The superior muscle is broad with the muscle narrowing towards its insertional tendon giving it a fan-shape.

Detailed explanation-2: -Origin. The iliotibial band is really a continuation of the tissue of the tensor fascia latae that originates on the ilium and becomes a tendinous band.

Detailed explanation-3: -The tensor fasciae latae (TFL) is a muscle on the front of the hip that connects to the lower leg via the IT band. It is positioned above the gluteus minimus and some of the gluteus medius muscle. The functions of the TFL muscle are to help flex, abduct, and medially rotate the hip.

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