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41 Cards in this Set
- Front
- Back
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1) Which of the following vessels carries blood from the heart to the rest of the body?
A) the aorta B) the superior vena cava C) the inferior vena cava D) the pulmonary arteries E) capillaries |
A) the aorta
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2) Whole blood with the formed elements and clotting proteins removed is called A) plasma. B) lymph. C) serum. D) CSF. E) axenic. |
C)serum. |
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3) Blood is found in which of the following areas of the heart just before it is pumped into the lungs?
A) the left ventricle B) the right atrium C) the right ventricle D) the superior vena cava E) the left atrium |
C) the right ventricle
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4) Which of the following types of bacterial toxins is associated exclusively with Gram-negative bacteria?
A) endotoxin B) cytotoxin C) neurotoxin D) both endotoxin and cytotoxin E) both cytotoxin and neurotoxin |
A) endotoxin
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5) Infection of the lymphatic vessels is known as
A) disseminated intravascular coagulation. B) bacteremia. C) lymphangitis. D) petechiae. E) recurrent fever |
C) lymphangitis.
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6) Toxic shock-like syndrome is associated with
A) Pseudomonas aeruginosa. B) Staphylococcus pyogenes. C) Streptococcus aureus. D) Neisseria meningitidis. E) Escherichia coli. |
C) Streptococcus aureus.
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7) A person is brought to the emergency room with constant high fever, extensive edema, low blood pressure, and petechiae. Which of the following may the person be suffering from?
A) septicemia B) plague C) Lyme disease D) brucellosis E) infectious mononucleosis |
A) septicemia
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8) Disseminated intravascular coagulation is a complication of which of the following?
A) endocarditis B) brucellosis C) Lyme disease D) malaria E) septicemia |
E) septicemia
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9) Vegetations are associated with which of the following disease processes?
A) septicemia B) endocarditis C) tularemia D) plague E) toxoplasmosis |
B) endocarditis
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10) Unprotected contact with the bodily fluids of an infected animal may result in
A) African sleeping sickness. B) brucellosis. C) blackwater fever. D) Lyme disease. E) toxoplasmosis. |
B) brucellosis.
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11) The chief diagnostic sign of brucellosis is
A) petechiae. B) jaundice. C) "bull's eye" rash. D) fever which recurs at 24 hour intervals. E) fever which cycles every 72 hours. |
D) fever which recurs at 24 hour intervals.
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12) Which of the following statements concerning Francisella is FALSE?
A) It resists phagocytosis. B) Humans are its only known host. C) It is extremely infectious. D) It cannot be treated with penicillins or cephalosporins. E) An attenuated vaccine is used for high-risk individuals. |
B) Humans are its only known host.
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13) Francisella can be transmitted by all of the following EXCEPT
A) a tick bite. B) direct contact with an infected animal. C) consumption of infected meat. D) aerosols produced during animal slaughter. E) direct contact with an infected person. |
E) direct contact with an infected person.
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14) The causative agent of bubonic and pneumonic plague is
A) Clostridium perfringens. B) Yersinia pestis. C) Francisella tularensis. D) Borrelia burgdorferi. E) Toxoplasma gondii. |
B) Yersinia pestis.
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15) Which of the following is characteristic of Yersinia pestis infections?
A) petechiae B) a "bull's-eye" rash C) jaundice D) arthritis E) buboes |
E) buboes
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16) Which of the following is a means by which Borrelia burgdorferi evades the body's defenses?
A) It has a polysaccharide capsule. B) It has manganese-containing enzymes. C) It is capable of antigenic variation. D) It has a polysaccharide capsule and antiphagocytic proteins. E) It is capable of antigenic variation and has manganese-containing enzymes. |
E) It is capable of antigenic variation and has manganese-containing enzymes.
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17) A bull's-eye rash is associated with infections of which of the following?
A) Francisella tularensis B) dengue virus C) Borrelia burgdorferi D) Epstein-Barr virus E) Yersinia pestis |
C) Borrelia burgdorferi
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18) Which of the following diseases associated with Epstein-Barr virus is commonly seen in AIDS patients?
A) infectious mononucleosis B) Burkitt's lymphoma C) Hodgkin's lymphoma D) chronic fatigue syndrome E) oral hairy leukoplakia |
E) oral hairy leukoplakia
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19) Epstein-Barr virus infections are typically asymptomatic in which of the following groups?
A) the elderly B) AIDS patients C) adolescents D) adults E) young children |
E) young children
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20) "Black vomit" is associated with which of the following diseases?
A) malaria B) dengue fever C) Chagas' disease D) yellow fever E) schistosomiasis |
D) yellow fever
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21) Infection with which of the following species of Plasmodium is most likely to be fatal?
A) P. malariae B) P. vivax C) P. ovale D) P. falciparum E) All of these can cause a fatal infection. |
D) P. falciparum
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22) Schizogony is an important aspect of which of the following diseases?
A) plague B) malaria C) toxoplasmosis D) Chagas' disease E) schistosomiasis |
B) malaria
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23) Dengue hemorrhagic fever is actually
A) an immediate immune reaction to the initial infection with dengue virus. B) an antibody-antigen complex reaction. C) a hyperimmune response to reinfection with dengue virus. D) an autoimmune disease. E) the chronic carrier state associated with dengue virus infection. |
C) a hyperimmune response to reinfection with dengue virus.
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24) A young woman develops a fever after a recent trip to a Caribbean island. She also experiences severe headache and pain "in the bones." After a few days, she also develops a rash. Which of the following did she most likely contract? A) yellow fever virus B) dengue virus C) malaria D) Toxoplasma E) Chagas' disease |
B) dengue virus |
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25) Which of the following is transmitted by Aedes mosquitoes?
A) dengue fever B) yellow fever C) malaria D) both dengue fever and yellow fever E) dengue fever, yellow fever, and malaria |
D) both dengue fever and yellow fever
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26) A large number of people experience a high fever with a rash during the summer months in a small country. Epidemiologists suspect an emerging disease. Both Aedes and Anopheles mosquitoes are endemic to the country. Researchers are able to detect +ssRNA in the blood of fever victims and in some mosquitoes. What type of pathogen might be responsible for the epidemic?
A) a herpesvirus B) a flavivirus C) Plasmodium D) plague bacteria E) a filovirus |
B) a flavivirus
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27) Which of the following is known to be teratogenic?
A) Epstein-Barr virus B) cytomegalovirus C) Plasmodium D) Borrelia E) dengue virus |
B) cytomegalovirus
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28) Ebola hemorrhagic fever is caused by which of the following virus types?
A) herpesviruses B) flaviviruses C) Epstein-Barr viruses D) filoviruses E) rhabdoviruses |
D) filoviruses
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29) Trypanosoma cruzi is transmitted by which of the following?
A) Triatoma bugs B) Aedes mosquitoes C) Ixodes ticks D) fleas E) sand flies |
A) Triatoma bugs
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30) Which of the following is the infective form of Trypanosoma cruzi?
A) epimastigotes B) trypomastigotes C) pseudocysts D) amastigotes E) miricidia |
B) trypomastigotes
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31) Historically, physicians have used a procedure called xenodiagnosis to diagnose which of the following diseases?
A) malaria B) toxoplasmosis C) yellow fever D) Chagas' disease E) schistosomiasis |
D) Chagas' disease
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32) Which of the following diseases is a major problem for AIDS patients?
A) Chagas' disease B) toxoplasmosis C) hemorrhagic fevers D) Lyme disease E) brucellosis |
B) toxoplasmosis
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33) Which of the following statements concerning Toxoplasma infection is correct?
A) It is a rare infection. B) It is transmitted by biting insects. C) It is typically contracted by eating undercooked meat. D) Freshwater snails are intermediate hosts. E) In most individuals, the infection results in lasting damage to the heart. |
C) It is typically contracted by eating undercooked meat.
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34) Microscopic identification of its spiny eggs is used in the diagnosis of infections caused by
A) Schistosoma. B) Trypanosoma. C) Toxoplasma. D) Plasmodium. E) Borrelia. |
A) Schistosoma.
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35) "Swimmer's itch" is an initial symptom of which of the following?
A) malaria B) Lyme disease C) Chagas' disease D) tularemia E) schistosomiasis |
E) schistosomiasis
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36) Another name for brucellosis is
A) blackwater fever. B) yellow fever. C) snail fever. D) rabbit fever. E)undulant fever. |
E) undulant fever.
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37) The normal hosts for Ebola viruses are probably
A) birds. B) cats. C) rodents. D) bats. E) humans. |
D) bats.
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38) An indication of infection with Human herpesvirus 4 is
A) "swimmer's itch." B) "bull's eye" rash. C) a bubo. D) high fever and sore throat. E) an ulcerating sore. |
D) high fever and sore throat.
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39) Which of the following diseases is currently vaccine-preventable in humans?
A) schistosomiasis B) malaria C) Lyme disease D) plague E) yellow fever |
E) yellow fever
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40) A young man who is an avid outdoorsman goes to see his doctor complaining of fever with chills, headache, nausea, and diarrhea. Blood tests show that he has low levels of leukocytes and platelets. He may have contracted
A) brucellosis. B) tularemia. C) Lyme disease. D) ehrlichiosis. E) Chagas' disease. |
D) ehrlichiosis.
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41) A person reports to a clinic complaining of fever and abdominal pain. The abdomen is swollen, and blood tests indicate kidney damage. A stool sample is examined under a microscope and found to contain eggs with a spine projecting from its surface. The indications are consistent with infection with
A) Plasmodium falciparum. B) Anaplasma phagocytophilium. C) Schistosoma mansoni. D) Toxoplasma gondii. E) Trypanosoma cruzi. |
C) Schistosoma mansoni.
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