Skull and Jaw The skull provides the brain protection from injury. The skull is composed of 21 different bones connected together. The jaw is connected to the skull with a temporomandilar joint. The jaw moves open and closed to help us chew our food and to communicate. A common disorder of the jaw is called, TMJ, or Temporomandibular Joint disorder, which causes dull aching pain and clicking noises or your jaw can be locked open or …showed first 75 words of 673 total…

…showed last 75 words of 673 total…wrist, other injuries are fractured wrists from falling, or a ganglion which is a lump in your wrist due to a injury of the wrist. The ankle helps in the process of walking and balancing the body. The ankle is also a very complex joint. There are seven bones in the ankle. They are calcaneus, talus, cuboid, navicualar, and three cuneinforms. The injures are fractures from falling, sports injuries, and from excessive weight. ------------------------------------------------------------------------ **Bibliography**