2. Bone (अस्थि)
• Bone, rigid body tissue consisting of cells embedded in an abundant
hard intercellular material. The two principal components of this
material, collagen and calcium phosphate, distinguish bone from such
other hard tissues as chitin, enamel, and shell. Bone tissue makes up
the individual bones of the human skeletal system and
the skeletons of other vertebrates.
• ढााँचा
• रक्षा
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9. Types (प्रकार)
• Exo Skeletal (बाह्य)
• An exoskeleton is the external skeleton that supports and protects an
animal's body,
• Indo Skeletal (आंतररक)
• An endoskeleton is an internal support structure of an animal, composed
of mineralized tissue.
27. Functions of Skeletal system
1. Support (आकार और सहारा)
2. Movement (संचलन में सहायता)
3. Protection (आंतररक अंगों की सुरक्षा)
4. Production of Blood cells (रक्त कोशशकाओं का उत्पादन)
5. Storage of Minerals (खननजों का भंडारण)