The theory describes how muscle contraction occurs as actin and myosin filaments slide past each other, shortening the sarcomere.

When preparing to use electrical stimulation for muscle reeducation, the electrode placement should:

A PTA notices a skin rash developing under a patient’s orthotic device. The immediate action should be to:

For a patient learning to ascend stairs with crutches after a lower extremity injury, the correct instruction is:

When documenting a patient’s progress, it is important to:

A PTA is teaching a patient exercises to improve balance. Which environment is MOST appropriate to start with?

A patient with peripheral neuropathy is at increased risk for falls. The PTA should focus on interventions that:

A patient with a recent lower limb amputation is beginning mobility training. The PTA’s FIRST focus should be on:

A PTA notices redness on a patient’s heel while removing socks for a gait training session. The MOST appropriate initial action is to:

The correct use of a goniometer during a physical therapy session involves: