MEDICAL ENCYCLOPEDIA. 1  Back pain - returning to work. 2  Back pain and sports. 3  Compression fractures of the back. 4  Lifting and bending the right way. 5  Lumbosacral spine x-ray. 6  Returning to sports after a back injury. 7  Spinal fusion. 8  Spinal fusion - slideshow. 9  Vertebroplasty - slideshow.
The mucociliary escalator is one of the major defense mechanisms, which protect the lung, and if the mucociliary escalator fails, it increases the risk that the normal and potentially pathogenic, inhabitants of the nose, throat and the back of the mouth, will descend into the lung, resulting in a potentially life-threatening pneumonia ( Anatomy and Physiology, 2013, p. 139).
1 The main function of the esophagus is to transport food from the mouth to the stomach. 2  This esophagus function is carried out by a layer of muscles, lining the wall of the esophagus, called sphincters.3  The food is transported to the stomach by a series of contractions caused by sphincters.ital Functions of the Esophagus. The esophagus is a vital part of the digestive system and plays a major role in transporting food, saliva and liquids to the stomach. Mentioned below are a few of the important functions of the food pipe. Abnormalities Affecting the Esophagus.