Types of Body Movements | Anatomy and Physiology I - Circumduction of the thumb
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Describes the motion of the first metacarpal solely at the carpometacarpal joint from maximal radial adduction in the plane of the palm towards the ulnar border of the hand maintaining the widest angle possible angle between the first and second metacarpals. Abstract. Thumb rotation is an essential component of circumduction in order to achieve pulp to pulp contact. In order to evaluate opponensplasty, a device was.