Moving a Part of the Body Anteriorly in the Horizontal

Question

Moving a part of the body anteriorly in the horizontal plane is called ________.
A) flexion
B) opposition
C) retraction
D) protraction
E) extension

Accepted Answer

Protraction refers to moving a body part anteriorly in the horizontal plane. Flexion refers to bending a joint, opposition refers to touching the thumb to the tips of other fingers, retraction refers to moving a body part posteriorly, and extension refers to straightening a joint.