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Body Atlas, Bone Reference

Bones

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

354 bones

354 bones

Bone Trochlea (Humerus) trochlea humeri Upper Arm The trochlea is the spool-shaped medial articular surface of the distal humerus that articulates with the… Bone Trochlear Groove of the Femur sulcus trochlearis femoris Thigh The trochlear groove (femoral sulcus) is the central groove of the trochlea on the anterior distal… Bone Twelfth (Floating) Rib costa duodecima Lower Back The twelfth rib is the shorter of the two floating ribs (with the eleventh), articulating only… Bone Tympanic Plate pars tympanica ossis temporalis Head & Skull The tympanic part of the temporal bone is a curved bony plate forming the anterior wall,… Bone Ulna ulna Forearm The ulna is the medial forearm bone forming the primary articulation with the humerus at the… Bone Ulnar Groove of the Medial Epicondyle sulcus nervi ulnaris Upper Arm The ulnar groove is a shallow groove on the posterior surface of the medial epicondyle of… Bone Ulnar Head caput ulnae Forearm The ulnar head is the expanded distal end of the ulna, articulating with the sigmoid notch… Bone Ulnar Shaft corpus ulnae Forearm The ulnar shaft is the relatively straight medial bone of the forearm, subcutaneous along its posterior… Bone Ulnar Styloid processus styloideus ulnae Hand & Wrist The ulnar styloid is a conical bony projection from the posteromedial aspect of the distal ulna.… Bone Uncinate Processes of Cervical Vertebrae processus uncinati vertebrarum cervicalium Neck The uncinate processes (uncinate processes or processus uncinati) are paired bony lips projecting superiorly from the… Bone Vertebral End Plate lamina vertebralis cartilaginis Lower Back The vertebral end plate is a thin layer of hyaline cartilage (approximately 0.6-1 mm thick) covering… Bone Vertebral Endplate lamina terminalis vertebrae Lower Back The vertebral endplate is the thin cartilaginous and bony interface between the vertebral body and the… Bone Vertebral Lamina lamina arcus vertebrae Lower Back The vertebral laminae are paired flat bony plates connecting the pedicles to the spinous process, forming… Bone Vertebral Pedicle pediculus arcus vertebrae Lower Back The pedicle is the short bony stalk connecting the vertebral body to the neural arch, forming… Bone Vomer vomer Head & Skull The vomer is a thin, flat bone forming the posterior and inferior part of the nasal… Bone Xiphoid Process processus xiphoideus Chest The xiphoid process is the inferior tip of the sternum, the smallest and most variable segment… Bone Zygomatic Arch arcus zygomaticus Head & Skull The zygomatic arch is the slender bony bridge between the face and the temporal region, formed… Bone Zygomatic Bone os zygomaticum Head & Skull The zygomatic bone forms the prominence of the cheek and the lateral orbital wall, articulating with…