The Skeletal System

The Skeletal System - The Skeletal System: The Rigid...

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9/9/11 The Skeletal System: The Rigid Framework of
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9/9/11 Components of the Skeletal System 1. Bones 1. Joints 1. Cartilage & Ligaments
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9/9/11 Organization of the Skeletal System Axial Skeleton – includes the bones of the trunk, head, and neck (skull, vertebral column, and rib cage). Appendicular Skeleton – includes the bones of the extremities along with the shoulder girdle and pelvic bones.
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9/9/11 Functions of the Skeletal System Mechanical Physiological 1. Support 1. Protection 1. Movement 1. Blood cell production 1. Mineral Storage
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9/9/11 MECHANICALLY, the skeletal system may be thought of as an arrangement of rigid links connected to each other at
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9/9/11 Bones
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9/9/11 Types of Bone 1. Cortical (or compact) 1. Cancellous (or spongy)
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9/9/11 Cortical Bone Forms the surface of bones Very dense/hard Comprises approx. 80% of the weight of the human skeleton Functions: support the body, protect organs, provide levers for movement, and (shared
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9/9/11 Cancellous Bone
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The Skeletal System - The Skeletal System: The Rigid...

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