Agents

Question 1

Disease agents

Answer 1

Antrophod
helminthis
Protozoa
Fungi
Bacteria
rickettsia
Viruses

Question 2

is the sum of all forces that influence the growth and development of an organism

Answer 2

ENVIRONMENT

Question 3

This includes the geological structure of the area such as the hills, valleys, plateaus, soil, and
rock composition, and the presence of water, plants, etc.
- A fertile area may favor the development of arthropods, particularly in swampy places; dusty
deserts harbor fungus and bacterial spores.
-

Weather, climate, and seasons also influence the type of communicable disease present.
- The physical environment is an important factor in successful parasitism

Answer 3

Physical

Question 4

component were you will be bought by old notebook

Answer 4

Physical
Socio-economical
Biologic

Question 5

Reservoirs of Infections are:

Answer 5

Man
▪ Animal
▪ Inanimate organic matter
▪ Plant
▪ Soil

Question 6

Thing, person, object or substance from which an infectious agent passes
immediately to a host

Answer 6

Sources of Infections