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 12 pairs of nerves that can be seen on the ventral(bottom) surface of the brain. Some of these nerves bringinformation from the sense organs to the brain; other cranial nerves control muscles; other cranial nerves are connected to glands or internal organs (for example, the heart and lung).Here is atable detailing some of the functions of each cranialnerve.culomotor, Trochlear and AbducensNerves. Remember, these 3 nerves control eye movement. Hold up a finger infront of your partner. Tell your partner to hold his or her headstill and to follow your finger, then move your finger up and down, rightand left.