What postural control problem would best explain a decreased ability to lift heavy objects, lean over to retrieve things from the floor, step up onto surfaces without support, step forward, or maintain stance stability with rotation of head and trunk?
A) Adaptive control
B) Proactive control
C) Reactive control
D) Steady-state balance

Question

Quizplus · Accepted Answer

Proactive control or postural commands actually precede the primary movement and ensure that posture is adequately controlled before the coordinated movement starts. In this case, the patient is unable to adequately stabilize the trunk prior to lifting, leaning, stepping, or rotation because he does not demonstrate proactive postural control.

What Postural Control Problem Would Best Explain a Decreased Ability