chapter 30
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In Inglés
In Inglés
Practique preguntas conocidas
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Exámenes
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Modos dinámicos
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Modo manual [beta]
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chapter 30 - Marcador
chapter 30 - Detalles
Niveles:
Preguntas:
64 preguntas
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Control of certain diseases is nearly impossible, because we cannot A) control vector animals. B) control reservoir animals. C) eradicate organisms from the soil. D) control vector and reservoir animals or eradicate organisms from the soil. | D) control vector and reservoir animals or eradicate organisms from the soil. |
Which of the following flaviviruses can be prevented by vaccination? A) yellow fever B) dengue fever C) hantavirus D) Ebola | A) yellow fever |
Animal diseases transmissible to humans are known as A) vectors. B) zoonoses. C) ferals. D) radicals. | B) zoonoses. |
Which insect functions in the host-to-host transmission of typhus? A) rat flea B) body louse C) dog tick D) deer tick | B) body louse |
What type of diseases require biosafety level (BSL) 4 procedures and facilities when working with samples that may be infected? A) highly infectious diseases B) diseases with high mortality C) diseases for which no treatment or vaccine exist D) highly infectious diseases with high mortality for which no treatment or vaccine exist | D) highly infectious diseases with high mortality for which no treatment or vaccine exist |
Very few preventative measures are taken against anthrax, because A) the general population is not exposed to infected materials or animals regularly. B) non-weaponized anthrax causes only a mild flu-like illness. C) no vaccines are effective. D) the causative agent Bacillus anthracis mutates rapidly. | A) the general population is not exposed to infected materials or animals regularly. |
Animal-transmitted diseases are generally spread to accidental hosts by A) direct contact. B) aerosols. C) bites. D) direct contact, aerosols, and bites. | D) direct contact, aerosols, and bites. |
The rickettsias can be cultured in A) pure culture. B) artificial media. C) laboratory animals. D) pure culture, artificial media, and laboratory animals. | C) laboratory animals. |
The rickettsias are divided into groups based loosely on A) the types of clinical disease they produce. B) their insect vectors. C) taxonomy. D) their biochemical requirements. | A) the types of clinical disease they produce. |
Which of the following pathogens is spread by infected lice? A) Borrelia burgdorferi B) Plasmodium falciparum C) Rickettsia prowazekii D) Yersinia pestis | C) Rickettsia prowazekii |
Rickettsial disease detection/identification includes which of the following? A) latex bead agglutination assays B) ELISA C) PCR assays D) latex bead agglutination assays, ELISA, and PCR assays | D) latex bead agglutination assays, ELISA, and PCR assays |
The disease whose symptoms are most closely related to the symptoms of chronic syphilis is A) Rocky Mountain spotted fever. B) latent Lyme disease. C) typhus. D) HPS. | B) latent Lyme disease. |
The most severe and fatal form of anthrax is A) cutaneous anthrax. B) inhalation anthrax. C) intestinal anthrax. D) zoonotic anthrax. | B) inhalation anthrax. |
The causative agent of dengue fever is A) Rickettsia prowazekii. B) a flavivirus. C) Borrelia burgdorferi. D) Clostridium perfringens. | B) a flavivirus. |