Cough. Symptoms and Types

Definition of cough
Cough is defined as a sudden expulsion, noisy, more or less repeated and violent air from the lungs.

Cause or origin of the cough
When not voluntary cough is a reflex phenomenon which has a defensive purpose by the body to expel airway inflammatory exudate (phlegm, mucus) or foreign bodies placed in them.

However, if the cough is a reflex then it occurs due to an external stimulus in the form of irritation. This irritation causes an order from the cough center in the brain. The stimulus that causes the cough is from the bronchial mucosa, trachea, larynx, etc., Which due to vibrational eyelashes are capable of appreciating hypersensitive to the mild irritation caused by dust.

Through this mechanism we cough center gives the order to thoraco-abdominal muscles that cause fits of coughing and cough up secretions or foreign bodies found in the airways.

Types of cough
Besides these cough reflex from the trachea or bronchi Lung coughs are typical diseases of the lungs), pleural (in the pleurisy), gastric, cardiac or intestinal tract. All these types of coughs are reflexive.

There are also coughs from non-peripheral, but central and hysterical cough.

Furthermore, cough can be classified not only by the mechanism or origin but by the characteristics of the cough.

Dry cough. Is the cough in which there is no discharge. Example: dry bronchitis. It is a cough that may produce a tingling sensation and is irritating.

Productive cough
. It is the expulsion of cough with mucus (phlegm). Example: exudative bronchitis.

Laryngeal cough
. Cough is typical of the larynx or bronchial stenosis.

Croup (spasmodic croup). It is a hacking cough or "dog". Example: diphtheria. Cough, very hoarse, which accesses can cause severe and prolonged vomiting and sound harsh and severe that worsens at night.

Related topics:
Cough Pertussis. Treatments
Bronchitis. Treatments
The lungs: their diseases (tuberculosis)

*Automatic Translation