types of bones

• movement is when muscle are attached to bones, which are jointed. When the muscles contract, the bones move
• support is when bones form framework that support body weight, give shape to the body and protects internal organs
• protection is when bones surround vital organs such as brain, heart and lungs
• what bone is this?

  tibia

  
• what bone is this?

  radius

  
• what bone is this?

  skull

  
• what bone is this?

  spine ( vertebrae )

  
• what bone is this?

  sternum

  
• short bones are small, light and very strong; wrist and ankle bones etc
• long bones have hollow centre; collar bone, ribs, femur and tibia etc
• flat bones have a large surface area; skull and pelvis etc
• irregular bones have a specially shaped to suit the job they do; patella and vertabrae etc
• state four functions of the skeleton

  movement, support, protection and production of blood cells