von Nadeem Maira Vor 4 Jahren
414
Mehr dazu
von rachel schuler
von Noor Saleha
von euNICE Teo
von Ragubavan Sathurtheha
The smooth muscles that help us move and fill in our bodies.
Makes up all the bones in our body, our framework.
Strong bones are needed to help an athlete be successful while playing a sport. Without strong bones, the athlete wont be able to play as well and can increase the risk of getting a fracture.
The oxygen enters through the nose or mouth and enters the lungs through a windpipe called the Trachea. Our diaphragm expands to allow oxygen in and pushes out carbon dioxide