Differentiate the terms in each of the following pairs:
a. etiology and pathogenesis
b. infection and disease
c. communicable disease and noncommunicable disease
Which of the following is a true statement? (NCLEX/HESI/TEAS)
a. If a pathogen establishes an infection, it is described as virulent.
b. Pathogenicity is the extent of disease caused by a microbe.
c. Normal microbiota are not usually affected by host factors.
d. A pathogen’s virulence factors change over time in response to selective pressures.
e. Attenuated pathogens cause disease in a normal host.