Chapter 13 Assisting with Mobility 409 Copyright Goodheart-Willcox Co., Inc. • Flexion—bend the thumb into the hand (Figure 13.58A). • Extension—move the thumb out to the side of the fi ngers (Figure 13.58B). 13. Exercising the hip • Support the leg by placing one hand under the patient’s leg and your other hand under the patient’s knee. • Flexion—raise the leg and bend the knee (Figure 13.61A). • Extension—straighten the leg (Figure 13.61B). Wards Forest Media, LLC Figure 13.58 A B Wards Forest Media, LLC Figure 13.59 A B • Flexion—curl the fi ngers up to make a fi st (Figure 13.60A). • Extension—open the hand so the fi ngers, hand, and arm are straight (Figure 13.60B). Wards Forest Media, LLC Figure 13.61 A B Wards Forest Media, LLC Figure 13.60 A B 12. Exercising the fi ngers • Abduction—spread the fi ngers and the thumb apart (Figure 13.59A). • Adduction—bring the fi ngers and thumb together (Figure 13.59B).