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Body Atlas, Bone Reference

Bones

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

147 bones

147 bones

Bone Posterior Superior Iliac Spine spina iliaca posterior superior Pelvis & Hip The posterior superior iliac spine is the posterior projection of the iliac crest, producing the two… Bone Proximal Phalanges (Foot) phalanges proximales pedis Foot & Ankle The proximal phalanges of the toes articulate with the metatarsals at the metatarsophalangeal joints and undergo… 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 Pubic Symphysis symphysis pubica Pelvis & Hip The pubic symphysis is the secondary cartilaginous joint where the two pubic bones meet at the… Bone Pubis os pubis Pelvis & Hip The pubis is the anterior portion of the hip bone, forming the pubic symphysis at the… Bone Pubis (Detail) os pubis Pelvis & Hip The pubis forms the anterior pelvis, comprising the pubic body (medial — articulates at the symphysis),… Bone Radial Head caput radii Upper Arm The radial head is the circular proximal end of the radius that articulates with the capitellum… Bone Radius radius Forearm The radius is the lateral bone of the forearm that rotates around the ulna to produce… Bone Rib 1 costa prima Chest The first rib is the broadest and shortest of all ribs, with a flat superior surface… Bone Rib Cartilages cartilagines costales Chest The costal cartilages connect the rib ends to the sternum (ribs 1 through 7) or to… Bone Ribs 11–12 (Floating Ribs) costae fluctuantes Chest The eleventh and twelfth ribs are floating ribs with no anterior cartilaginous connection — they articulate… Bone Ribs 2–7 (True Ribs) costae verae Chest Ribs 2 through 7 are true ribs that connect to the sternum directly via their own… Bone Ribs 8–10 (False Ribs) costae spuriae Chest Ribs 8 through 10 are false ribs whose costal cartilages do not connect directly to the… Bone Sacrum os sacrum Spine The sacrum is formed by five fused sacral vertebrae forming a triangular bone that wedges between… Bone Sacrum (Detail) os sacrum Pelvis & Hip The sacrum is formed by the fusion of five sacral vertebrae, forming the posterior wall of… Bone Sacrum (Full) os sacrum Pelvis & Hip The sacrum is the wedge-shaped fused bone forming the posterior pelvis, articulating with L5 above, the… 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 Scapula scapula Shoulder The scapula is a triangular flat bone forming the posterior shoulder girdle, featuring the glenoid cavity… Bone Scapula (Detail) scapula (detail) Shoulder The scapula is a complex flat bone providing the glenohumeral socket, multiple muscle attachments, and the… Bone Second to Twelfth Ribs costae II-XII Chest Ribs 2-12 form the lateral thoracic cage, each with a head (two articular facets for adjacent… 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 Sesamoid Bones of the First MTP ossa sesamoidea hallucis Foot & Ankle The two sesamoid bones of the great toe are embedded in the tendons of the flexor… Bone Sesamoid Bones of the Foot ossa sesamoidea pedis Foot & Ankle The two sesamoid bones of the great toe (medial and lateral sesamoids) are embedded within the…

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