2 doctors agreed: CFTR: Cystic fibrosis is caused by a mutation of the cftr gene, or cystic fibrosis transmembrane regulator, on chromosome 7. Cftr works as a chloride ion channel which helps to regulate chloride and sodium movement in your lungs and sweat ducts. ...Read more.
1. JKJones (Pharmacist (Verified)) - 11 / 08 / 2010. Desquamation is the natural shedding and peeling of the outermost layers of the skin. When there is damage to the skin or this process is interrupted or changed, there may be additional shedding and peeling.
Other components include large sheets of desquamated keratin squames (the dead, flattened cells on the outer layer of the skin), sweat, sebum, and various foreign substances. He had severe blistering in his oral cavity and on his lips, and the ventral surface of his tongue was desquamated (figure 1).