skeletal system includes both:
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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 . - PowerPoint PPT PresentationTRANSCRIPT
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• Axial skeleton– Skull– Auditory ossicles and hyoid bone– Vertebral column– Thoracic cage
• Appendicular skeleton– Pectoral and pelvic girdles– Upper and lower limbs
Skeletal system includes both:
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Figure 7.1b The Axial Skeleton
Figure 7.1b
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• 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
The skull
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Figure 7.2
Figure 7.2 Cranial and Facial Subdivisions of the Skull
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Figure 7.3 The Adult Skull
Figure 7.3a, b
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Figure 7.3 The Adult Skull
Figure 7.3c
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Figure 7.3 The Adult Skull
Figure 7.3d
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Figure 7.3 The Adult Skull
Figure 7.3e
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• one occipital bone– foramen magnum
• two parietal bones• one frontal bone
– frontal sinuses
Focus: The Individual Bones of the Skull Cranial Bones
• two temporal bones– auditory ossicles
• one sphenoid• one ethmoid
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Figure 7.4 The Sectional Anatomy of the Skull
Figure 7.4a
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Figure 7.4 The Sectional Anatomy of the Skull
Figure 7.4b
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Figure 7.5 The Occipital and Parietal Bones
Figure 7.5