Chapter 11 - Multiple Choice

Question 1

Normal resident microbes in our bodies interact with us as:

a. commensals
b. mutualists
c. pathogens
d. a and b
e. a, b, and c

Answer 1

d

Question 2

Resident biota is absent from the:

a. pharynx
b. heart
c. intestine
d. hair follicles

Answer 2

b

Question 3

Virulence factors include

a. toxins
b. enzymes
c. capsules
d. a and b
e. a, b, and c

Answer 3

e

Question 4

The ______ is the time that lapses between an encounter with a pathogen and the first symptoms.

a. prodrome
b. period of invasion
c. period of convalescence
d. period of incubation

Answer 4

d

Question 5

A short period early in a disease that may manifest with general malaise and achiness is the

a. period of incubation
b. prodrome
c. sequela
d. period of invasion

Answer 5

b

Question 6

A/an ______ is a passive animal transporter of pathogens

a. zoonosis
b. biological vector
c. mechanical vector
d. asymptomatic carrier

Answer 6

c

Question 7

A positive antibody test for HIV would be a ______ of infection.

a. sign
b. symptom
c. syndrome
d. sequela

Answer 7

a

Question 8

A seasonal outbreak of influenza would be an example of what type of outbreak?

a. point-source
b. common-source
c. propagated
d. a and b
e. a, b, and c

Answer 8

c