Extension is When a Body Part is Moved

Question

Extension is when a body part is moved
A)to increase the angle between that part and another.
B)to decrease the angle between that part and another.
C)away from the body's midline.
D)in all planes but rotation.
E)towards the body's midline.

Accepted Answer

Extension refers to the movement of a joint that increases the angle between the bones of that joint. It usually happens in the sagittal plane, which divides the body into left and right parts.