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Microbiology
Ch 12 Tbank
| Question | Answer |
|---|---|
| Which type of symbiosis benefits both members? | Mutualism |
| The mold that produces penicillin is an example of | amensalism |
| The presence of microbes in or on the body is a(n) | contamination |
| All of the following areas of the human body contain normal flora except | Peritoneum |
| Bacterial endotoxins are | components of the gram-negative cell wall |
| When a pathogen spreads from the original site to other tissues or organs it is called a(n) infection | focal |
| A disease that is generally present in a given population is | endemic |
| Which of the following is not considered to be a vehicle transmission? | Insect |
| Which of the following is likely to be the most frequently used portal of entry for pathogens? | Respiratory tract |
| Infections that may result from the use of catheters are classified as | iatrogenic infections |
| A relationship in which one organism benefits and the other is harmed is called | parasitism |
| The degree or extent of disease-evoking power that a microorganism has is referred to as | virulence |
| The virulence factors of bacteria include | colonization, invasion, toxins, and adhesion |
| The type of infection in which several infectious agents establish themselves at the same site is referred to as a | mixed infection |
| Healthcare–associated infections are also known as | nosocomial infections |
| 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 | incidence |
| The symbiotic relationship in which one of the organisms benefits and the other is not harmed or helped is referred to a ? | commensalism |
| A flora found in the same location as resident flora but that remains only for a given amount of time is called a ? flora. | transient |
| A microorganism capable of causing disease is called a(n) ? | pathogen |
| Vectors that transmit pathogens and also serve as host for part of the pathogen’s life cycle are ? vectors. | biological |
| A worldwide epidemic is considered a(n) ? disease. | pandemic |
| 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. | opportunistic |
| Animals, usually arthropods, that carry pathogens from one host to another are called ? | vectors |
| 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) | fomite |
| A disease that breaks out only occasionally, such as typhoid fever in the United States, is referred to as a(n) ? disease. | sporadic |
| The study of the cause of disease is called ? | etiology |
| The first step in infection | Adhesion |
| The parenteral route | Surgery |
| Normal flora | Microbiota |
| Multiplication of pathogens in blood | Septicemia |
| AIDS | Pandemic |
Created by:
Amee E