Hand
the part of the body which terminates the arm, consisting of the palm and fingers, connected with the arm at the wrist; the principal organ of touch and prehension. The human hand is composed of 27 bones, namely eig two rows of four each, the row next the fore-arm containing the scaphoid, the semilunar, the cuneiform, and the pisifore-arm containing the scaphoid, the eight semilunar, the cuneiform, and the pisi form, and that next the metacarpus, the trapezium, the trapezoid, the os magpus consists of the five bones which pus consists of the five bones which form the palm, the first being that of the thumb, the others that of the fingers in succession. Lastly, the finge contain 14 bones called phalanges, of which the thumb has but two, all the fingers proper other digits having three each.