Patient shows a backward lean during the stance phase of gait: d. Weak gluteus maximus is the cause of this impairment.
When the foot first contacts the ground and when it first leaves the ground, the stance phase of gait begins. The stance phase accounts for roughly 60% of the gait cycle. The first time the foot leaves the ground and the last time the same foot contacts the ground are considered to constitute the swing phase of gait.
The loading response, mid stance, terminal stance, and preswing are the four segments that make up the stance phase of gait.
weakness in the hip extensors (posterior lurch gait): During the stance phase of the afflicted limb, there is a backward lean and an extended hip. This manoeuvre shifts the trunk's center of gravity behind the hip and eliminates the requirement for hip extension torque. Iliofemoral ligament is used to secure the hip in extension and stop the trunk from sagging forward. Therefore, it is true.
Correct option: d
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