Exam 4 Chapter 21

  1. Which of the following vessels carries blood from the heart to the rest of the body?

    C. the aorta
  2. Whole blood with the formed elements and clotting proteins removed is called?

    D. serum
  3. Blood is found in which of the following areas of the heart just before it is pumped into the lungs?

    E. the right ventricle
  4. Which of the following types of bacterial toxins is associated exclusively with Gram-negative bacteria?

    B. endotoxin
  5. Infection of the lymphatic vessels is known as

    E. lymphangitis
  6. Toxic shock-like syndrome is associated with a. Streptococcus aureus
    b. Staphylococcus pyogenes
    c. Neisseria meningitidis
    d. Escherichia coli
    e. Pseudomonas aeruginosa
    a. Streptococcus aureus
  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?

    C. septicemia
  8. Disseminated intravascular coagulation is a complication of which of the following?

    E. septicemia
  9. Vegetations are associated with which of the following disease processes?

    d. septicemia
    e. plague
    A. endocarditis
  10. Unprotected contact with the bodily fluids of an infected animal may result in

    E. brucellosis
  11. The chief diagnostic sign of brucellosis is

    D. fever which recurs at 24 hour intervals
  12. 12) Which of the following statements concerning Francisella is false?

    E. Humans are its only known host
  13. Francisella can be transmitted by all of the following EXCEPT

    B. direct contact with an infected person
  14. The causative agent of bubonic and pneumonic plague is

    D. Yersinia pestis
  15. Which of the following is characteristic of Yersinia pestis infections?

    C. buboes
  16. Which of the following is a means by which Borrelia burgdorferi evades the body's defenses?

    E. It is capable of antigenic variation and has manganese-containing enzymes
  17. A bulls eye rash is associated with infections of which of the following?

    B. Borrelia burgdorferi
  18. Which of the following diseases associated with Epstein-Barr virus is commonly seen in AIDS patients?

    B. oral hairy leukoplakia
  19. Epstein-Carr virus infections are typically asymptomatic in which of the following groups?
    a. young adultsb. adults
    c. AIDS patients
    d. adolescents
    e. the elderly
    a. young adults
  20. "Black vomit" is associated with which of the following diseases?

    A. yellow fever
  21. Infection with which of the following species of Plasmodium is most likely to be fatal?

    E. P falciparum
  22. Schizogony is an important aspect of which of the following diseases?

    A. malaria
  23. Dengue hemorrhagic fever is actually

    C. a hyperimmune response to reinfection with dengue virus
  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?

    C. dengue virus
  25. Which of the following is transmitted by Aedes mosquitoes?

    D. both dengue fever and yellow fever
  26. Which of the following is known to be teratogenic?

    A. cytomegalovirus
  27. 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?

    E. a flavivirus
  28. Ebola hemorrhagic fever is caused by which of the following virus types?

    A. filoviruses
  29. Trypanosoma cruzi is transmitted by which of the following?

    A. Triatoma bugs
  30. Which of the following is the infective form of Trypanosoma cruzi?

    D. trypomastigotes
  31. Historically, physicians have used a procedure called xenodiagnosis to diagnose which of the following diseases?

    A. Chagas disease
  32. Which of the following diseases is a major problem for AIDS patients?

    C. toxoplasmosis
  33. Which of the following statements concerning Toxoplasma infection is correct?

    C. It is typically contracted by eating undercooked meat
  34. Microscopic identification of its spiny eggs is used in the diagnosis of infection caused by

    D. Schistosoma
  35. Swimmers itch is an initial symptom of which of the following?

    D. schistosomiasis
  36. Another name for brucellosis is

    D. undulant fever
  37. The normal host for Ebola viruses are probably?

    D. bats
  38. An indication of infection with Human herpesvirus 4 is

    E. high fever and sore throat
  39. Which of the following disease is currently vaccine-preventable in humans?

    C. yellow fever
  40. A young man is an avid outdoorsman goes to see his doctor complaining of fever with chills, headache, nausea, and diarrhea. Blood test show that he has low levels of leukocytes and platelets. He may have contracted

    B. ehrlichiosis
  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 spine projecting from its surface. The indications are consistent with infection with 

    C. Schistosoma mansoni
  42. Patients with occult septicemia are asymptomatic
    a. True
    b. False
    b. False
  43. Lipid A causes disseminated intravascular coagulation 
    a. True
    b. False
    a. True
  44. Only adult ticks of the genus Ixodes may feed on humans
    a. True
    b. False
    b. False
  45. Small doses of antimicrobial drugs are effective in treatment of late stages of Borrelia infection because the microbe is extremely susceptible.
    a. True
    b. False
    b. False
  46. The terms bactermia and septicemia are synonymous
    a. True
    b. False
    b. False
  47. Patients with occult septicemia are asymptomatic
    a. True
    b. False
    b. False
  48. The three developmental stages of Ehrlichia are the elementary body, the initial body, and the morula
    a. True
    b. False
    a. True
  49. Human herpesvirus 4 is better known as cytomegalovirus
    a. True
    b. False
    b. False
  50. Neither bubonic nor pneumonic plague can be spread from person to person
    a. True
    b. False
    b. False
Card Set
Exam 4 Chapter 21
Exam 4 Chapter 21