1.
A 21-year-old man has been skin tested and had a positive test to purified protein derivative (PPD). This indicates that he has which of the following?
2.
Oseltamivir is used for the treatment of infections by a virus with a segmented negative strand genome. Which of the following would respond to this treatment?
3.
A 35-year-old male with end-stage renal disease must undergo a kidney transplant. Which of the following is true of immunologic suppression for transplantation?
4.
A high school student while on a field trip encounters poison ivy and develops a severe contact dermatitis, which is classified as type IV hypersensitivity. Contact dermatitis is differentiated from type III hypersensitivity by which of the following facts?
5.
A high school student while on a field trip encounters poison ivy and develops a severe contact dermatitis, which is classified as type IV hypersensitivity. Contact dermatitis is differentiated from type III hypersensitivity by which of the following facts? Which of the following mechanisms is responsible for the type IV hypersensitivity reaction in the high school student?
6.
A retired policeman who received a kidney transplant developed a generalized infection by an enveloped double-stranded DNA virus. This organism formed owl's eye inclusions in cells found in urinary sediments. Which of the following viruses is the most likely etiological agent?
7.
A retired policeman who received a kidney transplant developed a generalized infection by an enveloped double-stranded DNA virus. This organism formed owl's eye inclusions in cells found in urinary sediments. Which of the following viruses is the most likely etiological agent? Which of the following approaches most likely might have prevented the infection of the policeman?
8.
Judging from the graph in below figure which microorganism is likely to be the causative agent of food poisoning characterized by diarrhea and severe vomiting related to heat-stable enterotoxins?
9.
Ajudge has a fungal infection known as "Tinea cruris." Which one of the following statements concerning this infection is accurate?
10.
Poliovirus type 2 has been isolated from the stool of a 55-year-old patient who has experienced malaise, fever, nausea, and vomiting. An infant grandchild was vaccinated about 3 weeks prior to onset of the disease. What should the laboratory do to determine whether the isolated virus is related to the vaccine strain or a wild-type virus?