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).
How does the mucociliary elevator fit in with this function ? Appears as if it is more than one layer, but not all cells reach free surface, often has goblet cells and cilia, the function is secreting and moving mucous and is found in the respiratory tract from nose to bronchi, and some parts of the male reproductive tract