An OT Is Working with a Client Experiencing Upper Extremity

question 7

Multiple Choice

An OT is working with a client experiencing upper extremity weakness from a spinal cord injury.The client wants to be able to use her arm to drive a power wheelchair.The therapist has set up a MAS,but the client is having difficulty horizontally abducting her shoulder enough to reach the joystick control.Which adjustment can the therapist make to facilitate this motion?

• A) Roll the semireclining mount outwardly.
• B) Pitch the semireclining mount toward the rear of the wheelchair.
• C) Lower the semireclining mount on the wheelchair upright.
• D) Move the rocker arm more proximally on the forearm support.

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Definitions:

Teres Major

A muscle of the upper limb that assists in the adduction and medial rotation of the arm.

Deltoid

A voluminous, triangle-formed muscle encasing the shoulder joint, essential for arm lifting and allowing for the shoulder's motion span.

Pectoralis Major

The pectoralis major is a large chest muscle that contributes to arm flexion, rotation, and the movement of the shoulder.

Pelvic Diaphragm

A muscular sheet at the base of the pelvis, consisting mainly of the levator ani and the coccygeus muscles, which supports pelvic organs.