This paper is the last of three articles that describe the functional anato
my of the upper limb. It extends the series by presenting the axial anatomy
of the forearm and hand. In addition, it provides a table that defines the
patterns of muscle denervation specific to six representative sites. This
set of articles is clinically useful because it can be used to rapidly iden
tify and describe the innervation of the muscles and skin of the upper limb
.