The mucosal epithelium lining the nasal passages ensures that a constant supply of mucus maintains the health of upper respiratory tract. The movement of air has a drying effect so the mucus keeps the area moistened. Dust and airborne microbes are trapped in the mucus and not allowed to travel deeper into the respiratory >> Read More ...
The most common type of nasal infection is infectious rhinitis. Viral rhinitis is frequently seen throughout the world and is known by the more widely used term – the common cold. It is an acute infection, with symptoms lasting for about 2 to 3 days, and resolving spontaneously without any treatment. However, an >> Read More ...
Sneezing is a normal reflex that occurs in response to irritation in the nasal passages. In most cases it is acute, lasting anywhere between a few minutes to several days often caused by airborne irritants like smoke or acute upper respiratory tract infection like the common cold. If it persists and occurs frequently, >> Read More ...
A runny nose, or leaky nose, are the common terms for rhinorrhea or nasal discharge. In most cases, nasal discharge is due to hypersecretion of mucus from the lining of the nasal passages. However, pus and cerebrospinal fluid (CSF) may also exit through the nose. Nasal discharge is in most cases accompanied by sneezing, as >> Read More ...
What is rhinitis? Rhinitis is the term for inflammation of the lining of the nasal passages. This epithelial lining contains hairs to filter incoming air, produces mucus to trap dust and dirt and has sensory receptors which can trigger the sneeze reflex to expel any irritants. When inflamed or irritated, it triggers a >> Read More ...
