Автор: Пользователь скрыл имя, 07 Декабря 2012 в 19:17, реферат
The main source of tuberculosis infection is a sick child at age 10 and older. Sometimes become a source of sick animals or birds. The mechanism of transmission of tuberculosis and the most common route of infection - aerogenic (in air). While breathing in the human respiratory tract mucus droplets fall and dust containing mycobacteria.
There are other possible modes of transmission, namely:
- nutritional (of food, mainly milk and meat of sick animals)