Muscles and Bones Describe the major parts of the muscular and skeletal systems of the human body.

Skeleton There are 206 bones in the body The skeleton supports the body The skeleton is made up of bones held together by cartilage Bones contain calcium The smallest bones are in the ear; the strongest bone in the body is the femur (thigh bone) Skull protects the brain; ribs protect the internal organs

Muscles 600 muscles in the body (Note: it takes 34 muscles to frown, but only 13 muscles to smile 3 groups of muscles: skeletal, smooth, cardiac Voluntary/involuntary muscles The body moves because muscles move the bones of the body Functions of muscles (i.e. breathe, blink, walk, grab, etc.) Muscle Fuel

Heart a muscle which pumps blood rather than moving bones.

Build a Skeleton Online – How the body works-visit different systems – es/how_the_body_works_interim.htmlhttp:// es/how_the_body_works_interim.html

Link for learning about the heart – Web Quest for 4 th & 5 th graders on the Skeletal System – nQuest/ nQuest/