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.
Here are some of them: 1  Dehydration. Perhaps the most common cause of salty taste in the mouth is dehydration. 2  Poor oral hygiene. If you donât brush your teeth often enough, bacteria can build up in the mouth and cause a salty taste or even foul smell. 3  Zinc or Vitamin B12 deficiency. If you have either of these conditions, everything tastes salty.