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Skeletal system includes both:. Axial skeleton Skull Auditory ossicles and hyoid bone Vertebral column Thoracic cage Appendicular skeleton Pectoral and pelvic girdles Upper and lower limbs. Figure 7.1b The Axial Skeleton. Figure 7.1b. The skull .
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Skeletal system includes both: • Axial skeleton • Skull • Auditory ossicles and hyoid bone • Vertebral column • Thoracic cage • Appendicular skeleton • Pectoral and pelvic girdles • Upper and lower limbs
Figure 7.1b The Axial Skeleton Figure 7.1b
The skull • Consists of the cranium and the bones of the face • The cranium encloses cranial cavity • Facial bones surround and protect the entrances to the respiratory and digestive tracts • Superficial landmarks include the sutures • Lambdoid • Coronal • Sagittal • Squamous
Figure 7.2 Cranial and Facial Subdivisions of the Skull Figure 7.2
Figure 7.3 The Adult Skull Figure 7.3a, b
Figure 7.3 The Adult Skull Figure 7.3c
Figure 7.3 The Adult Skull Figure 7.3d
Figure 7.3 The Adult Skull Figure 7.3e
Focus: The Individual Bones of the Skull Cranial Bones • one occipital bone • foramen magnum • two parietal bones • one frontal bone • frontal sinuses • two temporal bones • auditory ossicles • one sphenoid • one ethmoid
Figure 7.4 The Sectional Anatomy of the Skull Figure 7.4a
Figure 7.4 The Sectional Anatomy of the Skull Figure 7.4b
Figure 7.5 The Occipital and Parietal Bones Figure 7.5
