Skeletal System 1. Your skeletal system is important because 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. …showed first 75 words of 479 total…

…showed last 75 words of 479 total…But some of the bones are shaped different like the skull. BONUS: Usually an ankle sprain is the result of excessive force on the ankle in an inverted position. The inverted position refers to the foot turning towards the inside. The force applied to the ligaments of the outside portion of the ankle exceeds their level of resistance. It will begin to swell and become very tender. There may also be bruising around the ankle.