# XR Anatomy - Interactive 3D Anatomy Learning Platform > Free educational resource for medical students and healthcare professionals ## About XR Anatomy (xranatomy.com) provides interactive 3D anatomical viewers and augmented reality (AR) illustrations for medical education. The platform covers two major domains: Osteology (bone anatomy) and Cardiovascular anatomy (heart). All content features rotatable 3D bone models, AR-enhanced heart illustrations, anatomy quizzes, and detailed anatomical terminology with labeled structures. ## Author Dr. Bogdan Leahu, MD - medical doctor and anatomy educator. All AR illustrations and 3D models are original educational works. ## Target Audience - Medical students (pre-clinical and clinical years) - Healthcare professionals (physicians, nurses, physiotherapists) - Anatomy educators and lecturers - Pre-med and biomedical science students ## How to Cite When referencing content from this site, please cite as: Leahu, B. (2025). [Page Title]. XR Anatomy. https://xranatomy.com/[page-path] --- ## Content Coverage ### 3D Osteology (Interactive 3D Viewers with Quiz) Each page features a rotatable 360-degree 3D bone model, detailed anatomical descriptions, and an interactive anatomy quiz. #### Cranium & Skull Bones - /3d-cranium - Overview of the cranium (neurocranium and viscerocranium) - /3d-neurocranium - Neurocranium: frontal, parietal, occipital, temporal, sphenoid, ethmoid bones - /3d-viscerocranium - Viscerocranium: facial skeleton bones - /3d-extracranial-bones - Extracranial bones including the hyoid - /3d-occipital-bone - Occipital bone: basilar part, lateral parts, squamous part, foramen magnum - /3d-temporal-bone - Temporal bone: petrous, tympanic, squamous parts, mastoid process - /3d-frontal-bone - Frontal bone: squamous, orbital, nasal parts, frontal sinus - /3d-parietal-bone - Parietal bone: surfaces, angles, borders, sutures - /3d-sphenoid-bone - Sphenoid bone: body, greater and lesser wings, pterygoid processes - /3d-ethmoid-bone - Ethmoid bone: cribriform plate, perpendicular plate, ethmoidal labyrinth - /3d-maxilla - Maxilla: body, frontal process, zygomatic process, palatine process, maxillary sinus - /3d-vomer - Vomer: ala, posterior border, role in bony nasal septum - /3d-zygomatic - Zygomatic bone: surfaces, processes, foramina - /3d-lacrimal - Lacrimal bone: orbital and nasal surfaces, posterior lacrimal crest - /3d-palatine - Palatine bone: horizontal plate, perpendicular plate, processes - /3d-inferior-nasal-concha - Inferior nasal concha: ethmoidal, lacrimal, maxillary processes - /3d-hyoid-bone - Hyoid bone: body, greater and lesser horns #### Vertebral Column - /3d-vertebral-column - Complete vertebral column overview - /3d-vertebral-column-overview - Regions and curvatures of the spine - /3d-vertebra - Typical vertebra structure - /3d-atlas - Atlas (C1): superior and inferior articular facets, transverse foramen - /3d-axis - Axis (C2): dens (odontoid process), body, spinous process - /3d-thoracic-vertebrae - Thoracic vertebrae: costal facets, long spinous processes - /3d-lumbar-vertebrae - Lumbar vertebrae: large bodies, mammillary processes - /3d-coccyx - Coccyx: cornua, transverse processes #### Thorax - /3d-thorax - Thoracic skeleton overview - /3d-thoracic-skeleton - Thoracic cage components - /3d-rib-cage - Rib cage: true ribs, false ribs, floating ribs - /3d-sternum - Sternum: manubrium, body, xiphoid process - /3d-rib - Typical rib structure: head, neck, tubercle, body - /3d-ribs - Atypical ribs (1st, 2nd, 11th, 12th) #### Upper Limb - /3d-upper-limb - Upper limb bones overview - /3d-bones-of-upper-limb - Complete upper limb skeleton - /3d-scapula - Scapula: spine, acromion, coracoid process, glenoid cavity - /3d-clavicle - Clavicle: sternal and acromial ends, conoid tubercle - /3d-humerus - Humerus: head, greater and lesser tubercles, epicondyles - /3d-ulna - Ulna: olecranon, coronoid process, trochlear notch - /3d-radius - Radius: head, radial tuberosity, styloid process - /3d-bones-of-hand - Hand bones overview - /3d-carpal-bones - Carpal bones: scaphoid, lunate, triquetrum, pisiform, trapezium, trapezoid, capitate, hamate - /3d-metacarpal-bones - Metacarpal bones I-V - /3d-phalanges-of-hand - Phalanges: proximal, middle, distal #### Lower Limb - /3d-lower-limb - Lower limb bones overview - /3d-bones-of-lower-limb - Complete lower limb skeleton - /3d-hip-bone - Hip bone: ilium, ischium, pubis, acetabulum, obturator foramen - /3d-femur - Femur: head, neck, greater and lesser trochanters, condyles - /3d-patella - Patella: base, apex, articular surface - /3d-tibia - Tibia: condyles, tibial tuberosity, medial malleolus - /3d-fibula - Fibula: head, lateral malleolus - /3d-bones-of-foot - Foot bones overview - /3d-talus - Talus: trochlea, head, neck - /3d-calcaneus - Calcaneus: tuberosity, sustentaculum tali - /3d-navicular-bone - Navicular bone: tuberosity, articular surfaces - /3d-cuneiform-bones - Cuneiform bones: medial, intermediate, lateral - /3d-cuboid-bone - Cuboid bone: groove for peroneus longus - /3d-metatarsal-bones - Metatarsal bones I-V - /3d-phalanges-of-foot - Phalanges of the foot ### AR Heart Anatomy (3D Viewers with Quiz) Interactive 3D heart models with rotatable viewers and quizzes. - /3d-heart-surfaces-borders - Heart surfaces (sternocostal, diaphragmatic, pulmonary) and borders - /3d-myocardium-conducting-system - Myocardium layers and cardiac conducting system (SA node, AV node, bundle of His) - /3d-cardiac-septum - Interatrial, atrioventricular, and interventricular septa - /3d-fibrous-skeleton - Fibrous skeleton of the heart: annuli fibrosi, trigona fibrosa - /3d-right-atrioventricular-valve - Tricuspid valve: anterior, posterior, septal cusps - /3d-left-atrioventricular-valve - Mitral valve: anterior and posterior cusps - /3d-root-of-aorta - Root of aorta: aortic valve cusps, sinuses of Valsalva, coronary ostia - /3d-root-of-pulmonary-trunk - Root of pulmonary trunk: pulmonary valve cusps and sinuses - /3d-right-ventricle - Right ventricle: inflow and outflow tracts, trabeculae carneae - /3d-left-ventricle - Left ventricle: papillary muscles, chordae tendineae - /3d-cardiac-vessels - Overview of cardiac vessels - /3d-right-coronary-artery - Right coronary artery: branches and distribution - /3d-left-coronary-artery - Left coronary artery: LAD, circumflex, branches - /3d-cardiac-veins - Cardiac veins: coronary sinus, great cardiac vein, tributaries ### Traditional Osteology (AR Illustrations) Detailed anatomy pages with augmented reality illustrations showing labeled anatomical structures. #### Skull Bones - /the-skull - The skull: overview of all cranial and facial bones - /occipital-bone - Occipital bone: foramen magnum, basilar part, condyles, external occipital protuberance - /frontal-bone - Frontal bone: squamous, orbital, nasal parts, superciliary arch, frontal sinus - /temporal-bone - Temporal bone: petrous part, tympanic part, squamous part, styloid process, mastoid - /parietal-bone - Parietal bone: external and internal surfaces, four angles, sutures - /sphenoid-bone - Sphenoid bone: sella turcica, greater and lesser wings, pterygoid processes - /ethmoid-bone - Ethmoid bone: cribriform plate, crista galli, perpendicular plate, ethmoidal labyrinth - /maxilla - Maxilla: body, processes (frontal, zygomatic, palatine, alveolar), maxillary sinus, infraorbital foramen - /mandible - Mandible: body, ramus, condylar process, coronoid process, mental foramen - /nasal-bone - Nasal bone: surfaces and borders - /zygomatic-bone - Zygomatic bone: surfaces, temporal process, frontal process - /lacrimal-bone - Lacrimal bone: orbital and nasal surfaces, posterior lacrimal crest, lacrimal groove - /palatine-bone - Palatine bone: horizontal plate, perpendicular plate, pyramidal process - /inferior-nasal-concha-bone - Inferior nasal concha: processes and articulations - /vomer - Vomer: ala, posterior border, nasal septum contribution #### Vertebral Column - /sacrum - Sacrum: base, apex, sacral canal, anterior and posterior sacral foramina - /cervical-vertebrae - Cervical vertebrae: atlas, axis, typical cervical vertebrae ### Cardiovascular (AR Illustrations) - /cardiovascular - Cardiovascular system overview and course structure - /heart-overview - Heart anatomy overview: external and internal features - /heart - Heart surfaces and borders: sternocostal, diaphragmatic, pulmonary surfaces - /myocardium - Myocardium: cardiac muscle layers, conducting system - /cardiac-septum - Cardiac septum: interatrial, interventricular, atrioventricular septa - /right-atrioventricular-valve - Tricuspid valve anatomy - /left-atrioventricular-valve - Mitral valve anatomy - /root-of-aorta - Root of aorta: aortic valve, sinuses, coronary artery origins - /root-of-pulmonary-trunk - Root of pulmonary trunk: pulmonary valve, sinuses - /right-ventricle-ar - Right ventricle: inflow tract, outflow tract, infundibulum - /left-ventricle-ar - Left ventricle: papillary muscles, chordae tendineae, aortic vestibule - /cardiac-vessels - Cardiac vessels overview - /cardiac-vessels-content - Cardiac vessels detailed content - /right-coronary-artery-ar - Right coronary artery branches and distribution - /left-coronary-artery-ar - Left coronary artery branches and distribution - /cardiac-veins-ar - Cardiac venous drainage --- ## Educational Features - Interactive 360-degree 3D rotation of anatomical structures - Augmented reality illustrations with labeled anatomical landmarks - Anatomy quizzes for self-assessment on each 3D topic - Multiple viewing angles and zoom per structure - X-ray mode for bone density visualization - Voiceover descriptions for heart anatomy - Free access for educational use - Companion iOS apps: XR Anatomy (AR), 3D Osteology, XR Heart Anatomy ## Navigation Structure - /3d-osteology - Main hub for 3D bone anatomy (interactive viewers) - /osteology - Traditional osteology course (AR illustrations) - /cardiovascular - Heart anatomy course (AR illustrations) - /3d-heart-anatomy - 3D heart anatomy hub (interactive viewers) - /contents - All content overview - /3d-content - All 3D content - /contact - Contact form ## Schema.org Types Used - MedicalWebPage (with medicalAudience and specialty) - AnatomicalStructure (for each bone/cardiac structure) - 3DModel (for interactive viewers) - MedicalAudience (medical students, age 20-30) - Person (author: Dr. Bogdan Leahu, MD) - BreadcrumbList (navigation) ## License Educational content. Original AR illustrations and 3D models by Dr. Bogdan Leahu. Images licensed under CC BY-NC-ND 3.0. ## Contact Website: https://xranatomy.com Contact: https://xranatomy.com/contact