front 1 1) Which of the following statements about sepsis is FALSE? A) Symptoms include fever and decreased blood pressure. B) Lymphangitis may occur. C) It can be treated with antibiotics. D) It usually is caused by gram-positive bacteria. | back 1 D |
front 2 2) Which of the following pairs is mismatched? A) subacute bacterial endocarditis — alpha-hemolytic streptococci B) acute bacterial endocarditis — Staphylococcus aureus C) pericarditis — Streptococcus pyogenes D) puerperal sepsis — Staphylococcus aureus | back 2 D |
front 3 3) Which of the following is NOT a recognized form of anthrax? A) cutaneous B) inhalationial C) septic | back 3 C |
front 4 4) Which of the following is NOT typically treated with penicillin? A) serious wounds at risk for gas gangrene B) tularemia C) patients at risk for rheumatic fever | back 4 B |
front 5 5) Which of the following statements about tularemia is FALSE? A) It is caused by Francisella tularensis. B) The most common reservoir is rabbits. C) It may be transmitted by arthropods. D) It may be transmitted by direct contact. E) It occurs only in California. | back 5 E |
front 6 6) Which of the following is a symptom of brucellosis? A) gastroenteritis B) relapsing fever C) undulant fever | back 6 C |
front 7 7) Which of the following is NOT transmitted in raw milk? A) toxoplasmosis B) anthrax C) brucellosis | back 7 A |
front 8 8) Which of the following is NOT a characteristic of Bacillus anthracis? A) is aerobic B) is gram-positive C) forms endospores D) found in soil E) produces endotoxins | back 8 E |
front 9 9) The symptoms of gas gangrene are due to all of the following EXCEPT A) microbial fermentation. B) necrotizing exotoxins. C) proteolytic enzymes. D) hyaluronidase. E) endocarditis | back 9 E |
front 10 10) Which of the following bacterial infections CANNOT be transmitted by dog or cat bites? A) Pasteurella multocida B) Streptobacillus C) Bartonella henselae | back 10 B |
front 11 11) Which of the following pairs is mismatched? A) malaria — Anopheles (mosquito) B) dengue — Aedes (mosquito) C) epidemic typhus — Pediculus (louse) D) Rocky Mountain spotted fever — Dermacentor (tick) E) encephalitis — Ixodes (tick) | back 11 E |
front 12 12) Unsanitary and crowded conditions increase the incidence of all of the following diseases EXCEPT A) plague. B) epidemic typhus. C) endemic murine typhus. D) Rocky Mountain spotted fever. | back 12 D |
front 13 13) Which of the following statements about toxoplasmosis is FALSE? A) It is caused by a protozoan. B) The reservoir is cats. C) It is transmitted by the gastrointestinal route. D) It is a severe illness in adults. | back 13 D |
front 14 14) Which of the following pairs does NOT apply to Chagas' disease? A) causative agent — Trypanosoma cruzi B) vector — kissing bug C) reservoir — rodents D) diagnosis of acute phase — serological tests for antibodies | back 14 D |
front 15 15) Which of the following is NOT caused by a bacterium? A) epidemic typhus B) tickborne typhus C) malaria | back 15 C |
front 16 16) A patient presents with inflammation of the heart valves, fever, malaise, and subcutaneous nodules at joints. The recommended treatment is A) supportive care. B) streptomycin. C) chloroquine. | back 16 A |
front 17 17) Which of the following statements about puerperal sepsis is FALSE? A) It is transmitted from mother to fetus. B) It is caused by health care personnel. C) It begins as a focal infection. | back 17 A |
front 18 18) Which of the following statements about schistosomiasis is FALSE? A) The cercariae penetrate human skin. B) They symptoms are caused by immune reactions to the eggs shed in the human host. C) The intermediate host is an aquatic snail. D) It is caused by a roundworm. | back 18 D |
front 19 19) Which of the following statements about rheumatic fever is FALSE? A) It is a complication of a group A beta-hemolytic streptococcal infection. B) It is an inflammation of the heart. C) It is an inflammation of the joints. D) It is rarely fatal, even when untreated. | back 19 D |
front 20 20) Which of the following pairs is mismatched? A) Rickettsia — intracellular parasite B) Brucella — gram-negative aerobic rods C) Francisella — gram-positive facultatively anaerobic pleomorphic bacillus | back 20 C |
front 21 21) Which of the following can be transmitted from an infected mother to her fetus across the placenta? A) Borrelia B) cytomegalovirus C) Spirillum | back 21 B |
front 22 22) Which of the following pairs is mismatched? A) Borrelia — relapsing fever B) Yersinia — plague C) Streptobacillus — rat-bite fever D) Pasteurella — cat-scratch disease | back 22 D |
front 23 23) A patient returning from an extended trip into Mexico has the following symptoms: a papule at the site of a previous bug bite and enlarged lymph nodes. Microscopic examination of the papule reveals nucleated cells in white blood cells. The patient most likely has A) anthrax. B) brucellosis. C) leishmaniasis. | back 23 C |
front 24 24) Human-to-human transmission of plague is usually by A) rat flea. B) dog flea. C) the respiratory route. | back 24 C |
front 25 25) A characteristic symptom of plague is A) small red spots on the skin. B) swollen lymph nodes. C) rose-colored spots. | back 25 B |
front 26 26) Which of the following pairs regarding the epidemiology of malaria is mismatched? A) vector — Ixodes B) etiology — Plasmodium C) found in liver — sporozoites | back 26 A |
front 27 27) A predisposing factor for infection by Clostridium perfringens is A) gangrene. B) burns. C) debridement. | back 27 A |
front 28 28) Which of the following is NOT a zoonosis? A) puerperal sepsis B) Hantavirus infection C) anthrax | back 28 A |
front 29 29) Arthropods can serve as a reservoir for all of the following diseases EXCEPT A) plague. B) brucellosis. C) epidemic typhus. | back 29 B |
front 30 30) Which of the following pairs is mismatched? A) cat-scratch disease — malignant pustule developing into septicemia B) brucellosis — a temperature of 40°C each evening C) tularemia — a localized infection appearing as a small ulcer | back 30 A |
front 31 31) Which of the following CANNOT be transmitted to humans from domestic cats? A) toxoplasmosis B) plague C) Chagas' disease | back 31 C |
front 32 32) Which of the following is the same for both relapsing fever and undulant fever? A) rising and falling body temperature B) mode of transmission C) presence of rash | back 32 A |
front 33 33) Which of the following is NOT treated with antibiotics? A) plague B) tularemia C) Lyme disease D) Ebola | back 33 D |
front 34 34) Which of the following produces a permanent carrier state following infection? A) Borrelia B) cytomegalovirus C) Spirillum | back 34 B |
front 35 35) Epstein-Barr virus has been implicated in all of the following EXCEPT A) endocarditis. B) infectious mononucleosis. C) Burkitt's lymphoma. | back 35 A |
front 36 36) Which of the following leads to all the others? A) subcutaneous hemorrhaging B) presence of antirickettsial antibodies C) blockage of capillaries D) bacterial growth in endothelial cells | back 36 D |
front 37 37) A patient complains of fever, severe muscle and joint pain, and a rash. The patient reports returning from a Caribbean vacation one week ago. Which of the following do you suspect? A) Lassa fever B) dengue C) Hantavirus hemorrhagic fever | back 37 B |
front 38 38) Which of the following pairs is NOT correctly matched for Gram reaction? A) Lyme disease — gram-negative B) tularemia — gram-negative C) anthrax — gram-positive D) Rocky Mountain spotted fever — gram-negative E) Ehrlichia — gram-positive | back 38 E |
front 39 39) Scrapings from a patient's rash reveal cercariae. The disease is most likely A) Lyme disease. B) Rocky Mountain spotted fever. C) relapsing fever. D) swimmer's itch. | back 39 D |
front 40 40) You advise your pregnant friend to not adopt a new kitten from her neighbor because she could contract A) plague. B) Brukitt's Lymphoma. C) toxoplasmosis. | back 40 C |
front 41 41) Which of the following is evidence that the arthritis afflicting children in Lyme, Connecticut, was due to bacterial infection? A) treatable with penicillin B) not contagious C) accompanied by a rash | back 41 A |
front 42 42) Which of the following is NOT controlled by a mosquito eradication program? A) chikungunya fever B) yellow fever C) dengue fever D) schistosomiasis | back 42 D |
front 43 43) A 62-year-old man was hospitalized with an eight-day history of fever, chills, sweats, and vomiting. His temperature on admission was 40°C (104°F). A routine peripheral blood smear revealed ring-shaped bodies in the RBCs. What treatment would you prescribe? A) hyperbaric oxygen B) mefloquine C) no treatment | back 43 B |
front 44 44) Which of the following statements about group B streptococci is FALSE? A) They are present in healthy carriers. B) They cause gram-positive sepsis. C) They cause strep throat. | back 44 C |
front 45 45) Brucella bacteria are considered a potential agent of bioterrorism because A) they are not susceptible to antibiotics. B) they easily become airborne. C) infection causes a fever. | back 45 B |
front 46 1) All lymph that returns to the heart must pass through at least one lymph node. | back 46 TRUE |
front 47 2) Lymph contains red blood cells. | back 47 FALSE |
front 48 3) Pathogens must be blood-borne in order to initiate sepsis. | back 48 FALSE |
front 49 4) Neonatal sepsis is most commonly caused by group A streptococci. | back 49 FALSE |
front 50 5) Subacute bacterial endocarditis is commonly the result of infections initially focused on the oral cavity. | back 50 TRUE |
front 51 6) All viral hemorrhagic fever outbreaks have been confined to the Eastern Hemisphere. | back 51 FALSE |
front 52 7) Netting modified for sandflies should also be useful in preventing malaria. | back 52 TRUE |
front 53 8) Tularemia is considered to be a potential bioterrorism agent due its high infective dose. | back 53 FALSE |
front 54 9) All forms of typhus are associated with arthropod vectors. | back 54 TRUE |
front 55 10) The most likely primary site of replication during mononucleosis is the B lymphocyte. | back 55 TRUE |