|1. A patient has elevated eosinophils in a differential white cell count. The most likely cause is related to which of the following?|
a. exposure to an exotoxin2. Which of the following is NOT a formed element of the blood?
b. viral infection
c. intracellular bacterial infection
d. allergic reaction
e. transplant tissue
a. erythrocyte3. Which of the following would NOT be characteristic of an exotoxin?
a. usually produced by Gram positive cell4. Which of the following would most likely be considered an opportunistic pathogen?
b. heat labile
c. low LD50
d. made of LPS
e. secreted protein
a. E. coli5. After the attachment and entry of a virus into a host cell, what is the next step in the multiplication of animal viruses?
b. Vibrio cholera
c. Candida albicans
d. Bacillus subtilis
e. Salmonella typhi
a. transcription of "early" genes 6. The nucleic acid of a virus is surrounded by a protein coat called which of the following?
b. transcription of "late" genes
c. synthesis of capsid proteins
a. Endospore7. Which of the following would NOT be considered an example of a disease tranmitted via zoonoses?
a. Lyme disease8. Which of the following would be a bacteria NOT normally associated human beings?
d. yellow fever
a. Lactobacillus sp.9. Viruses that infect bacteria are called which of the following?
b. Staphylococcus epidermidis
c. Escherichia coli
d. Streptococcus mutans
e. Bacillis subtilis
a. Virions10. The only disease to be eradicated from human beings is which of the following?
b. Polyhedral virus
a. measles11. Which of the following immunoglobins is a pentamer with a half-life of about 5 days?
b. chicken pox
d. small pox
a. IgG12. The most common type of nosocomial infection whould be which of the follwoing?
a. urinary tract13. A double-stranded, enveloped DNA virus that contains reverse transcriptase belongs to which family?
b. surgical site
a. Retroviridae14. Which of the following is most likely too small to ellict an immune response?
a. penicillin15. The portal of entry for Vibrio cholerae is most likely which of the following?
c. tetnus toxin
e. anthrax bacteria
a. respiratory16. Which of the following would probably NOT be considered a fomite?
c. skin or parenteral
a. handkerchief17. Which of the following would NOT be an enzyme that would promote bacterial virulence?
b. toilet seat
c. drinking cup
d. mucus droplet
a. streptokinase18. Which of the following would NOT be considered a non-specific host defense?
a. sebum19. Opsonization promotes which of the following?
d. gastric juice
a. coating of pathogens to promote phagocytosis20. Which of the following is NOT involved in circulating antibody production?
b. lysis of pathogens
c. vasodilation of cappillaries at site of infection
d. complement activation
e. none of the above
a. helper T cells
b. antigen presenting cell
c. plasma cell
d. self antigen