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Anatomy skeleton diagrams
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Spongy bone Compact bone Figure 5.1
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Figure 5.2
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Figure 5.2a
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Figure 5.2d
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Figure 5.2c
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Figure 5.2b
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Articular cartilage Proximal epiphysis Spongy bone Epiphyseal line
Periosteum Compact bone Medullary cavity (lined by endosteum) Diaphysis Distal epiphysis (a) Figure 5.3a
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Endosteum Yellow bone marrow Compact bone Periosteum Perforating
(Sharpey’s) fibers Nutrient arteries (c) Figure 5.3c
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Articular cartilage Proximal epiphysis Spongy bone Epiphyseal line
Periosteum Compact bone Medullary cavity (lined by endosteum) Diaphysis Distal epiphysis (a) Figure 5.3a
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Osteon (Haversian system) Lamellae Blood vessel continues into medullary cavity containing marrow Spongy bone Perforating fibers Compact bone Periosteal blood vessel Central (Haversian) canal Periosteum Perforating (Volkmann’s) canal (a) Blood vessel Figure 5.4a
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Canaliculus Lacuna (b)
Lamella Osteocyte Canaliculus Lacuna (b) Central (Haversian) canal Figure 5.4b
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Canaliculus Lacuna (b)
Lamella Osteocyte Canaliculus Lacuna (b) Central (Haversian) canal Figure 5.4b
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Articular cartilage Hyaline cartilage Spongy bone New center of
bone growth New bone forming Epiphyseal plate cartilage Growth in bone width Medullary cavity Bone starting to replace cartilage Invading blood vessels Growth in bone length New bone forming Bone collar Hyaline cartilage model Epiphyseal plate cartilage In an embryo In a fetus In a child Figure 5.5
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is replaced by bone here. 4 Bone is resorbed here. 3
Bone growth Bone remodeling Bone grows in length because: Growing shaft is remodeled as: Articular cartilage Cartilage grows here. 1 Epiphyseal plate Cartilage is replaced by bone here. 2 1 Bone is resorbed here. Cartilage grows here. 3 2 Bone is added by appositional growth here. Cartilage is replaced by bone here. 4 Bone is resorbed here. 3 Figure 5.6
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Figure 5.7 Hematoma External callus Bony callus of spongy bone New
blood vessels Internal callus (fibrous tissue and cartilage) Healed fracture Spongy bone trabecula Hematoma forms. 1 Fibrocartilage callus forms. 2 Bony callus forms. 3 Bone remodeling occurs. 4 Figure 5.7
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Figure 5.8a Cranium Skull Facial bones Clavicle Thoracic cage Scapula
(ribs and sternum) Scapula Sternum Rib Humerus Vertebra Vertebral column Radius Ulna Sacrum Carpals Phalanges Metacarpals Femur Patella Tibia Fibula Tarsals Metatarsals Phalanges (a) Anterior view Figure 5.8a
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Figure 5.8b Cranium Bones of pectoral girdle Clavicle Scapula Upper
limb Rib Humerus Vertebra Radius Bones of pelvic girdle Ulna Carpals Phalanges Metacarpals Femur Lower limb Tibia Fibula (b) Posterior view Figure 5.8b
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Coronal suture Frontal bone Parietal bone Sphenoid bone Temporal bone Ethmoid bone Lambdoid suture Lacrimal bone Squamous suture Nasal bone Occipital bone Zygomatic bone Zygomatic process Maxilla External acoustic meatus Mastoid process Alveolar processes Styloid process Mandible (body) Mental foramen Mandibular ramus Figure 5.9
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Coronal suture Frontal bone Parietal bone Nasal bone Superior orbital fissure Sphenoid bone Optic canal Ethmoid bone Temporal bone Lacrimal bone Zygomatic bone Middle nasal concha of ethmoid bone Maxilla Inferior nasal concha Vomer Mandible Alveolar processes Figure 5.12
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Greater horn Lesser horn Body Figure 5.14
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Anterior fontanel Frontal bone Parietal bone Posterior fontanel
Occipital bone (a) Figure 5.15a
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Anterior fontanel Sphenoidal fontanel Parietal bone Frontal bone
Posterior fontanel Occipital bone Mastoid fontanel Temporal bone (b) Figure 5.15b
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Anterior Posterior 1st cervical vertebra (atlas) Cervical curvature (concave) 7 vertebrae, C1 – C7 2nd cervical vertebra (axis) 1st thoracic vertebra Transverse process Spinous process Thoracic curvature (convex) 12 vertebrae, T1 – T12 Intervertebral disc Intervertebral foramen 1st lumbar vertebra Lumbar curvature (concave) 5 vertebrae, L1 – L5 Sacral curvature (convex) 5 fused vertebrae Coccyx 4 fused vertebrae Figure 5.16
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Figure 5.18
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Posterior Vertebral Lamina arch Transverse Spinous process process
Superior articular process and facet Pedicle Vertebral foramen Body Anterior Figure 5.19
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T1 vertebra Jugular notch Clavicular notch Manubrium Sternal angle
Body Sternum Xiphisternal joint True ribs (1 –7) Xiphoid process False ribs (8 –12) Intercostal spaces L1 Vertebra Costal cartilage Floating ribs (11, 12) (a) Figure 5.22a
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Acromio clavicular joint Clavicle Scapula (a) Articulated right shoulder (pectoral) girdle showing the relationship to bones of the thorax and sternum Figure 5.23a
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