What are nastres?

are the outer openings of the nose, better known to many laymen as nostrils. Nareres are associated with nasal passages, allowing animals to breathe through the noses. In addition to opening for air intake for breathing, holes are also used for the fragrance, with organs sensitive to the odor located inside the nose for the processing and interpretation of olfactory information. This information is used for all from monitoring prey to milk identification that left and should not be consumed.

One nostril is known as Naris. In fact, the nose has two sets of nostrils, with a second set located inside the nose where they are not visible. Nareres are separated by a structure known as septum. In some people, septum is crooked or broken, which may disrupt breathing. In some cases, the septum is absent or significantly damaged and instead of having two nasal passages, people have one large open cavity inside the nose.

nars are lined with fine hairs that are designed toThey caught the particles so they couldn't enter the trachea and the lungs. They are also lined with mucus produced by cells inside the nasal cavity. It keeps the seats lubricated so that they do not dry out as the air passes, and also affects the material before it hits the trachea so that the lungs are not irritated by pollen, dust and other materials.

The size and shape of the nrine may vary greatly between people and partly depends on the overall shape of the nose. Sometimes people decide to have cosmetic surgery on the nose to change the shape of the nose or nasal nasal, for aesthetic reasons. Plastic surgery is also used to reconstruct the nose if it has been injured and to deal with congenital defects that disrupt the ability to breathe comfortably. Surgical procedures can also be carried out in people with Leep's sporns related to changes in the structure of the nose to solve the disorder and help the patient more easily breathe.

In addition to serving a number of biological funBacks can also serve as a practical point for the provision of drugs. The nose absorbs medicines easily through its mucous membranes and some medicines are prepared as nasal sprays or inhalers that are inflated into the nose. Medicines can also be wiped into the nose. Nose delivery allows you to quickly absorb drugs into the bloodstream to start working quickly.