Introduction

Question 1

Pathogenic

Answer 1

Disease-causing

Question 2

Symbiosis

Answer 2

The relationship between two different organisms

Question 3

Commensalism

Answer 3

One organism benefits the other is unaffected

Question 4

Mutualism

Answer 4

Both organisms benefit

Question 5

Parasitism

Answer 5

One organism benefits at the expense of another

Question 6

Strict Pathogens

Answer 6

Microorganisms that are always associated with human disease

Question 7

Opportunistic pathogens

Answer 7

Microorganisms that are often a part of the host’s microbiome and in most cases do not cause disease but can become pathogenic in certain conditions

Question 8

Pathology

Answer 8

The study of disease

Question 9

Etiologic agent

Answer 9

The cellular organism, virus, or toxin that causes a disease

Question 10

Pathogenesis

Answer 10

The process a microbe uses to cause disease in a host

Question 11

Infection

Answer 11

The growth of a pathogen in or on a host

Question 12

Disease

Answer 12

Occurs when an infection leads to disruption of the normal structure or function of any body part, organ , or system

Question 13

Pathogenicity

Answer 13

The ability to cause disease

Question 14

Virulence

Answer 14

A measure of the severity of a disease caused by a pathogen

Question 15

Virulence Factor

Answer 15

A trait of a pathogen that enhances its disease-producing ability

Question 16

Zoonoses

Answer 16

Diseases passed from animals to humans

Question 17

Direct Contact

Answer 17

Requires close contact between the infected a susceptible host

Question 18

Indirect Contact

Answer 18

Body fluids from the infected area are spread by nonliving objects (fomites)

Question 19

Droplet Transmission

Answer 19

Transmission of bodily fluid via airborne droplets

Question 20

Vehicle

Answer 20

When a disease agent is spread by an inanimate object or material such as food, water, or dust

Question 21

Vectors

Answer 21

Animals that carry pathogens from one host to another

Ex. flies

Question 22

Nosocomial Infections

Answer 22

Infections acquired in hospitals. The patient must have been admitted for reasons other than the infection

Question 23

Emerging Infectious Disease

Answer 23

One that has appeared in a population for the first time or may have existed previously but is rapidly increasing in incidence and/or geographic range