jani

Amazing Bone Facts Image source :  "Human skeleton front en" by LadyofHats Mariana Ruiz Villarreal - Own work. Image renamed from File:Human skeleton front.svg. Licensed under Public Domain via Commons - https://commons.wikimedia.org /wiki/File:Human_skeleton_front_en.svg#/media/File:Human_skeleton_front_en.svg What would happen if humans didn't have bones? You'd be floppy like a beanbag. Could you stand up? Forget it. Could you walk? No way. Without bones you'd be just a puddle of skin and guts on the floor. Bones have two purposes. Some, like your backbone, provide the structure which enables you to stand erect instead of lying like a puddle on the floor. Other bones protect the delicate, and sometimes soft, insides of your body. Your skull, a series of fused bones, acts like a hard protective helmet for your brain. The bones, or vertebrae, of your spinal column surround your spinal cord, a complex bundle of nerves. Imagine what could happen to your heart and lu...