The gluteus medius and gluteus minimus muscles act:
a. To stabilize the pelvis during unilateral stance.
b. As the primary extensors of the hip.
c. To laterally rotate the hip in unilateral stance.
d. As accessory muscles to hip flexion.
ANS: A
The gluteus medius and minimus are the primary muscles responsible for hip abduction. They play a significant role in unilateral stance, as they offset the gravitational adduction torque on the pelvis on the stance hip.
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