APPLIED RADIOLOGICAL ANATOMY

ANATOMY

PELVIS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the muscles serve to ADDUCT the hip?
A
Gracilis
B
Quadratus Femoris
C
Gemellus Inferior
D
Obturator Internus
Explanation: 

Detailed explanation-1: -Hip adductors. The six hip adductor muscles are all located in the adductor or medial compartment of the thigh and all mainly adduct the thigh at the hip joint. These are gracilis, pectineus, adductor longus, adductor brevis, adductor magnus, and adductor minimus muscles.

Detailed explanation-2: -The gracilis is a spiral unipennate muscle in the medial thigh compartment. The gracilis: Assists with hip adduction, knee flexion, and knee internal rotation.

Detailed explanation-3: -The primary hip adductors are the pectineus, adductor longus, gracilis, adductor brevis, and adductor magnus. The primary function of this muscle group is, of course, to create adduction torque, bringing the lower extremity toward the midline.

Detailed explanation-4: -Actions of Gracilis on the thigh (femur): Adducts thigh at hip. (It also flexes the leg at the knee and medially rotates leg when knee is flexed.) Need an extra hand learning the muscles of the leg? Look no further than these comprehensive 3D anatomy videos.

Detailed explanation-5: -The gracilis muscle is a long, thin muscle in each of your inner thighs that extends past your knee. The gracilis muscles’ main functions include pulling your thighs together (adduction), rotating your hips inward and outward, and bending each knee with the help of your hamstrings.

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