1. These tubes carry blood from the heart. 2. Where are the anvil and hammer bones located? 3. What is the only moveable bone of the human skull? 4. What are the lower chambers of your heart called? 5 ...

The human skeletal system consists of all of the bones, cartilage, tendons, and ligaments in the body. Altogether, the skeleton makes up about 20 percent of a person’s body weight. An adult’s skeleton ...

Bones communicate in varying ways with other parts of the body. Knowable Magazine Bones: They hold us upright, protect our innards, allow us to move our limbs and generally keep us from collapsing ...