What makes mucus?

Mucus is a thick, sticky fluid that is produced by the mucous membranes. Mucous membranes are found in the nose, throat, lungs, stomach, and intestines. They are also found in the reproductive organs and the urinary tract.

Mucus is made up of water, protein, and sugar. The protein in mucus is called mucin. Mucin is what gives mucus its thick, sticky consistency. The sugar in mucus is called glycoprotein. Glycoprotein helps to keep mucus from drying out.

Mucus is produced by the goblet cells in the mucous membranes. Goblet cells are specialized cells that are shaped like a goblet. They contain the mucus-producing proteins and sugars.

When the goblet cells are stimulated, they release mucus onto the surface of the mucous membranes. This mucus forms a protective barrier that helps to keep the mucous membranes moist and healthy. It also helps to trap dust, dirt, and other foreign particles that enter the body.

Mucus also plays a role in the immune system. It contains antibodies that help to fight off infection. It also helps to clear away dead cells and other debris from the body.

In some cases, the production of mucus can be increased or decreased. For example, when a person has a cold or the flu, they may produce more mucus than usual. This is because the mucous membranes are irritated and inflamed. On the other hand, some medications can cause the production of mucus to decrease. This can lead to dryness and irritation of the mucous membranes.

Overall, mucus is an important fluid that plays a vital role in maintaining the health of the body.