standard precautions

passive transfer of micro organisms

• indirect contact

• airborn

• vectorborne

• droplet

transferred by insect vectors, who picks up parasites from an infected person

• indirect contact

• vectorborne

• direct contact

• droplet

large particles in air by coughing or sneezing

• vehicle transmission

• airborne

• direct contact

• droplet (influenza/mumps)

transfer of micro organisms result of DIRECT physical contact between an infected individual and a host

• vectorborne

• airborne

• direct contact

• droplet

small particles suspended for long periods of time

• vehicle transmission

• airborne (chickenox/covid)

• direct contact

• droplet

single source such as food, medicine, and equipment that transmits infection to hosts

• vehicle transmission

• droplet

• vectorborne

• airborne