Measles
airborne
chickenpox
airborne
TB
airborne
Pertussis
airborne
Influenza
airborne
Salmonellosis
food infection
hep A
food infection
trichinosis
food infection
E. Coli
food infection
staph aureus
food intoxication
c. botulism
food intoxication
cholera
waterborne
typhoid fever
waterborne
bacillary dysentery
waterborne
Lyme disease
vector-borne
rocky mountain spotted fever
vector-borne
malaria
vector-borne
portals of entry
respiratory passages
GI tract
skin
mucous membranes
GU tract
eyes
blood vessels
portals of exit
respiratory secretions
feces
blood
semen
vaginal secretions
saliva
skin lesion exudates