"The bones of the arm. a, humerus; b, ulna; c, radius; d, the carpus; e, the fifth metacarpal; f, the three phalanges of the fifth digit (little finger)." —Martin, 1917

Arm Bones

"The bones of the arm. a, humerus; b, ulna; c, radius; d, the carpus; e, the fifth metacarpal; f, the…

Front aspect of the right carpus of a horse. Labels: 1, cuneiform; 2, lunar; 3, scaphoid; 4, trapezium; 5, unciform; 6, magnum; 7, trapezoid; 8, small metacarpals, the large one lying between and before them. The uppermost bone is the distal end of the radius.

Carpus of a Horse

Front aspect of the right carpus of a horse. Labels: 1, cuneiform; 2, lunar; 3, scaphoid; 4, trapezium;…

Articulations of bones of the carpus (wrist area). Labels: 1, ulna; 2, radius; 3, inter-articular fibro-cartilage; 4, metacarpal of thumb; 5, metacarpal of first finger; 6, metacarpal of second finger; 7, metacarpal of third finger; 8, metacarpal of fourth finger; S, scaphoid; L, lunar; C, cuneiform; P, pisiform; T, T, trapezium and trapezoid; M, magnum; U, unciform.

Bones of the Carpus

Articulations of bones of the carpus (wrist area). Labels: 1, ulna; 2, radius; 3, inter-articular fibro-cartilage;…

Transverse section through the carpus, showing the relative position of the tendons, vessels, and nerves.

Transverse Section Through the Carpus

Transverse section through the carpus, showing the relative position of the tendons, vessels, and nerves.

The cuneiform may be distinguished by its pyramidal shape, and by its having an oval, isolated facet for articulation with pisiform bone. It is situated at the upper and inner side of the carpus. Shown is the left cuneiform, showing palmar and lateral surfaces.

Cuneiform Bone

The cuneiform may be distinguished by its pyramidal shape, and by its having an oval, isolated facet…

Front view of the bones of the forearm

Front View of the Bones of the Forearm

Front view of the bones of the forearm

The bones of palmar surface of the left hand.

Hand

The bones of palmar surface of the left hand.

The bones of dorsal surface of the left hand.

Hand

The bones of dorsal surface of the left hand.

A plan of the development of the bones of the hand.

Hand Development

A plan of the development of the bones of the hand.

The bones of the hand (carpus, metacarpus, and phalanges).

Bones of the Hand

The bones of the hand (carpus, metacarpus, and phalanges).

Anterior view of the male pelvis.

Male Pelvis

Anterior view of the male pelvis.

The pisiform may be known by its small size and by its presenting a single articular facet. It is situated on a plane anterior to the other bones of the carpus; it is spheroidal in form, with its long diameter directed vertically. Shown is the left pisiform, showing posterior and lateral surfaces.

Pisiform Bone

The pisiform may be known by its small size and by its presenting a single articular facet. It is situated…