front 1 A commensal bacterium | back 1 may also be an opportunistic pathogen |
front 2 Which of the following statements is TRUE | back 2 At least one member must benefit in a symbiotic relationship |
front 3 A nosocomial infection is | back 3 acquired during the course of hospitalization |
front 4 The major significance of Robert Kochs work is that | back 4 microorganisms cause disease. |
front 5 Which of the following is NOT a verified exception in the use of Kochs postulat | back 5 Some diseases are noncommunicable. |
front 6 Which of the following diseases is NOT spread by droplet infection | back 6 botulism |
front 7 Biological transmission differs from mechanical transmission in that biological transmission | back 7 involves reproduction of a pathogen in an arthropod vector prior to transmission. |
front 8 Which of the following definitions is INCORRECT? | back 8 epidemic: a disease that is endemic across the world |
front 9 Focal infections initially start out as | back 9 local infections |
front 10 The rise in herd immunity amongst a population can be directly attributed to | back 10 vaccinations |
front 11 Koch observed Bacillus anthracis multiplying in the blood of cattle. What is this condition called? | back 11 septicemia |
front 12 Which one of the following does NOT contribute to the incidence of nosocomial infections? | back 12 gram-negative cell walls |
front 13 Transient microbiota differ from normal microbiota in that transient microbiota | back 13 are present for a relatively short time. |
front 14 Which of the following statements about nosocomial infections is FALSE? | back 14 The patient was infected before hospitalization. |
front 15 One effect of washing regularly with antibacterial agents is the removal of normal microbiota. This can result in | back 15 increased susceptibility to disease. |
front 16 Which of the following is NOT a reservoir of infection | back 16 None of the answers is correct; all of these can be reservoirs of infection |
front 17 Which of the following is NOT a communicable disease | back 17 tetanus |
front 18 Which of the following is a fomite | back 18 a hypodermic needle |
front 19 Which of the following statements about biological transmission is FALSE? | back 19 Houseflies are an important vector |
front 20 Which of the following definitions is INCORRECT | back 20 secondary infection: a long-lasting ill |
front 21 Symptoms of disease differ from signs of disease in that symptoms | back 21 are changes felt by the patient |
front 22 The science that deals with when diseases occur and how they are transmitted is called | back 22 epidemiology |
front 23 Figure 14.1 shows the incidence of influenza during a typical year. Which letter on the graph indicates the endemic level? | back 23 d |
front 24 Emergence of infectious diseases can be attributed to all of the following EXCEPT | back 24 The emergence of infectious diseases can be attributed to all of these. |
front 25 Which of the following pairs is mismatched | back 25 None of the pairs is mismatched |
front 26 Which of the following can contribute to postoperative infections | back 26 All of the answers are correct |
front 27 In Figure 14.2, when is the prevalence the highest? | back 27 February |
front 28 A cold transmitted by a facial tissue is an example of | back 28 vehicle transmission |
front 29 A researcher has performed a prospective study on a disease. To which specific kind of epidemiological study is this referring? | back 29 descriptive |
front 30 The CDC is located | back 30 Atlanta, GA |
front 31 A disease in which the causative agent remains inactive for a time before producing symptoms is referred to as | back 31 latent |
front 32 A needlestick is an example of | back 32 indirect contact transmission by fomite |
front 33 Which of the following is NOT a predisposing factor of disease | back 33 All of these are predisposing factors of disease |
front 34 In which of the following diseases can gender be considered a viable predisposing factor? | back 34 urinary tract infections |
front 35 In which of the following patterns of disease does the patient experience no signs or symptoms? | back 35 both incubation and convalescence |
front 36 During a six-month period, 239 cases of pneumonia occurred in a town of 300 people. A clinical case was defined as fever 39C lasting >2 days with three or more symptoms (i.e., chills, sweats, severe headache, cough, aching muscles/joints, fatigue, or feeling ill). A laboratory-confirmed case was defined as a positive result for antibodies against Coxiella burnetii. Before the outbreak, 2000 sheep were kept northwest of the town. Of the 20 sheep tested from the flock, 15 were positive for C. burnetii antibodies. Wind blew from the northwest, and rainfall was 0.5 cm compared with 7 to 10 cm during each of the previous three years. 36) Situation 14.1 is an example of | back 36 a zoonosis. |
front 37 The etiologic agent of the disease in Situation 14.1 is | back 37 Coxiella burnetii. |
front 38 The method of transmission of the disease in Situation 14.1 was | back 38 vehicle |
front 39 Which of the following is NOT an example of microbial antagonism? | back 39 bacteria causing disease |
front 40 The yeast Candida albicans does not normally cause disease because of | back 40 antagonistic bacteria |
front 41 If a prodromal period exists for a certain disease, it should occur prior to | back 41 illness |
front 42 Which one of the following is NOT a zoonosis | back 42 All of these are zoonos |
front 43 Pseudomonas bacteria colonized the bile duct of a patient following his liver transplant surgery. This is an example of a | back 43 nosocomial infection |
front 44 The graph in Figure 14.3 shows the incidence of polio in the United States. The period between 1945 and 1955 indicates a(n) | back 44 epidemic level. |
front 45 Which of the following statements is FALSE? | back 45 The M in MRSA stands for mannitol |