Skeletal system

• Skeletal system


  The bony structure inside the animals body
• Exoskeleton


  An external skeleton covering for the body in some invertebrate animals (insects and other apteropads)
• Endoskeleton


  An internal skeleton inside the animals body
• Human skeleton

  • Consists of about 206 bones in adults
• Bones


  Hard, strong, contains a lot of calcium and living cells, needs protein in diet to build stronger bones
• Skeletal system functions

  1. Movement

  2. Support

  3. Protection
• Movement


  The skeleton helps us move with the assistance of muscles
• Support


  The skeleton supports the body and keeps it standing
• Protection


  Skeletons can protect the internal organs
• The largest bone is the femur bone
• The smallest bone is the stirrum inside the ear