Deck 12: Infection and Disease

Question 1

The type of infection in which several infectious agents establish themselves at the same site is referred to as a

A)chronic infection.
B)necrotizing infection.
C)fatal infection.
D)mixed infection.

Answer 1

D

Question 2

The symbiotic relationship in which one of the organisms benefits and the other is not harmed or helped is referred to as __________.

Answer 2

commensalism

Question 3

The number of new cases of a disease over a certain period of time compared with the general healthy population is a referred to as

A)incidence.
B)prevalence.
C)virulence.
D)mortality.

Answer 3

A

Question 4

A flora found in the same location as resident flora but that remains only for a given amount of time is called a __________ flora.

Question 5

The degree or extent of disease-evoking power that a microorganism has is referred to as

A)virulence.
B)strength.
C)resistance.
D)competence.

Question 6

The virulence factors of bacteria include

A)size, adhesion, resistance, and mutation.
B)colonization, invasion, toxins, and adhesion.
C)toxins, evasion of body defenses, motility, and size.
D)colonization, chemotaxis, fermentation, and toxins.

Question 7

A disease that is generally present in a given population is

A)pandemic.
B)epidemic.
C)sporadic.
D)endemic.

Question 8

A relationship in which one organism benefits and the other is harmed is called

A)commensalism.
B)parasitism.
C)synergism.
D)antagonism.

Question 9

A microorganism capable of causing disease is called a(n)__________.

Question 10

Which type of symbiosis benefits both members?

A)Mutualism
B)Parasitism
C)Commensalism
D)Pathogenesis

Question 11

Bacterial endotoxins are

A)proteins in the cell wall.
B)secreted into the environment.
C)components of the gram-positive cell wall.
D)components of the gram-negative cell wall.

Question 12

Vectors that transmit pathogens and also serve as host for part of the pathogen's life cycle are __________ vectors.

Question 13

Which of the following is likely to be the most frequently used portal of entry for pathogens?

A)Skin
B)Gastrointestinal tract
C)Respiratory tract
D)Conjunctiva

Question 14

The mold that produces penicillin is an example of

A)parasitism.
B)mutualism.
C)commensalism.
D)amensalism.

Question 15

Infections that may result from the use of catheters are classified as

A)iatrogenic infections.
B)local infections.
C)exogenous infections.
D)endogenous infections.

Question 16

When a pathogen spreads from the original site to other tissues or organs it is called a(n)__________ infection.

A)local
B)focal
C)natural
D)acute

Question 17

All of the following areas of the human body contain normal flora except

A)Peritoneum
B)Urethra
C)Vagina
D)Mouth

Question 18

Healthcare-associated infections are also known as

A)incidental infections.
B)accidental infections.
C)nosocomial infections.
D)secondary infections.

Question 19

The presence of microbes in or on the body is a(n)

A)infection.
B)disease.
C)contamination.
D)adhesion.

Question 20

Which of the following is not considered to be a vehicle transmission?

A)Airborne
B)Insect
C)Foodborne
D)Bodily fluid

Question 21

A worldwide epidemic is considered a(n)__________ disease.

Question 22

An organism that does not normally cause disease in a healthy individual but that can cause disease when there is an imbalance in the normal flora or when the host becomes immunocompromised is called a(n)__________ pathogen.

Question 23

Match the description below with the correct item from this list.
a.Pandemic
b.Nosocomial
c.Septicemia
d.Adhesion
e.Pathogen
f.Bacteremia
g.Evasion
h.Microbiota
i.Surgery
Normal flora

Question 24

The study of the cause of disease is called __________.

Question 25

A nonliving object such as a tissue,towel,or even money that can be used to transmit a pathogen to a host is called a(n)__________.

Question 26

Match the description below with the correct item from this list.
a.Pandemic
b.Nosocomial
c.Septicemia
d.Adhesion
e.Pathogen
f.Bacteremia
g.Evasion
h.Microbiota
i.Surgery
The first step in infection

Question 27

Match the description below with the correct item from this list.
a.Pandemic
b.Nosocomial
c.Septicemia
d.Adhesion
e.Pathogen
f.Bacteremia
g.Evasion
h.Microbiota
i.Surgery
The parenteral route

Question 28

Match the description below with the correct item from this list.
a.Pandemic
b.Nosocomial
c.Septicemia
d.Adhesion
e.Pathogen
f.Bacteremia
g.Evasion
h.Microbiota
i.Surgery
Multiplication of pathogens in blood

Question 29

A disease that breaks out only occasionally,such as typhoid fever in the United States,is referred to as a(n)__________ disease.

Question 30

Match the description below with the correct item from this list.
a.Pandemic
b.Nosocomial
c.Septicemia
d.Adhesion
e.Pathogen
f.Bacteremia
g.Evasion
h.Microbiota
i.Surgery
AIDS

Question 31

Animals,usually arthropods,that carry pathogens from one host to another are called __________.