Functioning of the Members of the One "Body of Christ"
Whose body is "the body of Christ"?
It is Christ's "body" of which He is "the HEAD." He is "the LORD" (Gk. kurious, governor) of His own body.
15 (we)... may grow up into (in) him in all things, which (who) is The Head, even (that is) Christ: Ephesians 4:15