Metacarpus . . .. The region between the carpus (wrist) above, and the digits (foot) below [on the front legs].

The area below the knee on a dogs rear legs.

Commonly recognized as the region of the foreleg between the carpus or wrist and the digits.

region of the front leg between the carpus and the foot (the wrist)

Leg below the knee of the front leg or below the hock of the hind leg.