Skeletal Systems

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Exoskeletons

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External skeletal systems made up of chitin and calcium carbonate that provide protection to creatures such as insects and crustacea.

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Endoskeletons

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Internal skeleton of an animal (vertebrates), which is comprised of bone and cartilage.

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The primary function of the skeletal system

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To form a solid framework of bones and connective tissues to support the body.

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Protection provided by the skeletal system

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Protects the body tissues and internal organs.

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Role of the skeletal system in muscle function

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Anchors the skeletal muscles.

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Main organs of the skeletal system

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Bones and joints.

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Image of a human skeleton

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Illustration of the human skeletal system.

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The Skeletal System

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5 Main Functions of the Skeletal System: Support and Protect – Supports softer tissues, provides points of attachment for most skeletal muscles, and provides protection for many of the body’s internal organs.

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Movement

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The skeleton works with the muscular system to allow for movement.

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Production of Blood Cells

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Red bone marrow inside some larger bones produces blood cells as well as many other types of cells.