Public health Public health Chain of infection The 1st element of chain of infection, Infectious agent: Infectious agents come in many shapes and sizes. Bacteria and protozoans are microscopic one-celled organisms, while viruses are even smaller. Fungi grow like plants, and helminthes resemble worms. Agents can be classified into Single agent (As the Gonococci causing Gonorrhea), Multiple agents (As the group of […]
Public health Chain of infection The 1st element of chain of infection, Infectious agent: Infectious agents come in many shapes and sizes. Bacteria and protozoans are microscopic one-celled organisms, while viruses are even smaller. Fungi grow like plants, and helminthes resemble worms. Agents can be classified into Single agent (As the Gonococci causing Gonorrhea), Multiple agents (As the group of […]
