Bursitis and tendinitis are both common conditions that cause swelling around muscles and bones. They occur most often in the shoulder, elbow, wrist, hip, knee, or ankle. A bursa is a small, fluid-filled sac that acts as a cushion between a bone and other moving body parts such as muscles, tendons, or skin.
In higher vertebrates, such as reptiles, birds and mammals, there are 12 pairs of cranial nerves. Lower vertebrates, such as fish and amphibians, have 10 pairs of cranial nerves. Continue Reading.
The cranial nerves are a set of 12 nerves that relay messages between the brain and the head and neck and control motor and sensory functions, including vision, smell, and movement of the tongue and vocal cords. The cranial nerve exam involves testing the function of all 12 sets of cranial nerves.