When being trained to use the tenodesis wrist-hand orthosis or flexor hinge hand splint, Rick should be taught to perform palmar prehension by doing which of the following?

A. Flexing the wrist
B. Extending the wrist
C. Flexing the fingers
D. Extending the fingers

ANS: B
The tenodesis hand splint mechanically transfers the strength of the wrist extensors to the finger pieces of the splint for a stronger pinch.