This term is used to describe damage to a type of cartilage in the knee. The ends of the three bones in the knee joint are covered with what is know as articular cartilage, a tough, elastic material that helps absorb shock and allows the knee joint to move smoothly.he ends of the three bones in the knee joint are covered with what is know as articular cartilage, a tough, elastic material that helps absorb shock and allows the knee joint to move smoothly.
Dehydration as a cause of a salty taste in the mouth The most probable cause of a salty taste in the mouth is simply dehydration. The more dehydrated a person is, the more concentrated the chemicals are that are in saliva.
This accounts for the five primary tastes â sweet, salty, sour, bitter and umami (also known as savory). Below is a list of chemicals that are trigger certain taste sensations. 1  Sour taste â hydrogen ions.2  Salty taste â ionized salts (anions and cations), especially sodium ions.his accounts for the five primary tastes â sweet, salty, sour, bitter and umami (also known as savory). Below is a list of chemicals that are trigger certain taste sensations. 1  Sour taste â hydrogen ions.