Consider the following:

1.    a.    Using your right hand, open a jar with a screw-on lid. Describe the movement of your wrist.

2.    b.    Replace the lid using your right hand.  Describe the movement of your wrist.

 Compare the amount of range of motion that occurs in the fingers and wrist in the following movements: Explain the reason for the differences.

1.    a.    With fingers flexed, extend the wrist vs flex the wrist

2.    b.    With fingers extended, flex the wrist vs extend the wrist

3.    c.    With the MCP joints extended, abduct vs adduct the fingers

4.    d With the MCP joints flexed, abduct vs adduct the fingers