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Body Atlas, Bone Reference

Bones

Full skeletal reference, surface landmarks, articulations, ossification, fracture patterns, and clinical significance.

18 bones

18 bones in Hand & Wrist Clear ×

Bone Accessory Carpal Bones ossa accessoria carpi Hand & Wrist The wrist has up to 20 described accessory ossification centres that may persist as separate bones… Bone Accessory Ossicles of the Wrist ossa accessoria carpi Hand & Wrist The wrist has numerous described accessory ossicles, the most clinically significant being the os centrale (between… Bone Capitate os capitatum Hand & Wrist The capitate is the largest carpal bone and occupies the centre of the wrist, forming the… Bone Carpals — Trapezium os trapezium Hand & Wrist The trapezium is the most radial distal carpal bone, articulating with the scaphoid proximally and the… Bone Distal Phalanges (Hand) phalanges distales manus Hand & Wrist The five distal phalanges carry the fingernails and fingertip skin, providing the terminal attachment for the… Bone Hamate os hamatum Hand & Wrist The hamate is the medial distal carpal bone with a prominent hook-shaped process (the hamulus) that… Bone Lunate os lunatum Hand & Wrist The lunate is a crescent-shaped carpal bone in the central proximal row that is the most… Bone Metacarpals (1–5) ossa metacarpi Hand & Wrist The five metacarpals are the bones of the palm connecting the carpal bones to the proximal… Bone Middle Phalanges (Hand) phalanges mediae manus Hand & Wrist The four middle phalanges (absent in the thumb) articulate with the proximal phalanges above and the… Bone Pisiform os pisiforme Hand & Wrist The pisiform is a pea-shaped sesamoid bone embedded within the flexor carpi ulnaris tendon, lying anterior… Bone Pisiform (Full) os pisiforme Hand & Wrist The pisiform is a sesamoid bone in the FCU tendon, articulating with the triquetrum at the… Bone Proximal Phalanges (Hand) phalanges proximales manus Hand & Wrist The five proximal phalanges are the first bones of each finger, articulating with the metacarpals at… Bone Scaphoid os scaphoideum Hand & Wrist The scaphoid is the largest proximal carpal bone and the most commonly fractured wrist bone, lying… Bone Scaphoid (Full) os scaphoideum Hand & Wrist The scaphoid bridges the proximal and distal carpal rows, making it the mechanical pivot of wrist… Bone Sesamoid Bones (Hand) ossa sesamoidea manus Hand & Wrist The hand has two constant sesamoid bones at the thumb MCP joint — one in the… Bone Trapezium os trapezium Hand & Wrist The trapezium is the most lateral distal carpal bone, articulating with the scaphoid, trapezoid, and the… Bone Trapezoid os trapezoideum Hand & Wrist The trapezoid is the smallest distal carpal bone, tightly wedged between the trapezium and capitate in… Bone Triquetrum os triquetrum Hand & Wrist The triquetrum is a pyramid-shaped carpal bone on the medial side of the proximal row that…