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Sample Test Questions A
The purpose of this section is to provide a few sample test questions so that you can become familiar with the types of questions to be found on the exams and also practice to improve your test taking skills.
Directions:
Using a pen or pencil on a separate sheet of paper number 1- 10 and record your answers to each question as you progress. When you have finished, then click on "Answers to Sample A" for a key to the correct answers.
1.Which of the following white blood cells has an average life span of approximately 8 hours?
a. mast cell
b. eosinophil
c. neutrophil
d. cytotoxic T cell
2. Which of the following white blood cells is characterized by the presence of a CD8 receptor on it's surface?
a. Helper T cell
b. Cytotoxic T celll
c. Natural Killer cell
d. Monocyte
3. All of the following statements about the inflammatory process are true except
a. the release of histamine causes a sudden constriction of the arteriles
b. mast cells degranulate, releasing histamine into the surrounding tissue
c. neutrophils are attracted to the site by positive chemotactic factors
d. prostaglandins, released into the tissue, stimulate pain receptors
4. Which type of inflammatory exudate, occuring on the surface of mucus membranes, is typically present in cases of oral thrush?
a. serous
b. fibrinous
c. membranous
d. purulent
5. All of the following statements about HIV are true except
a. it has a bilipid membrane
b. it has a receptor, gp 40, which can bind to the CD4 receptor on the surface of
helper T cells
c. upon entry into a human cell, it transcribes its RNA into DNA
d. it can bind to neutrophils
6. For a patient who is not treated for HIV infection , the average time from infection to onset of AIDS is typically
a. 1 year
b. 3 years
c. 10 years
d. 15 years
7. Which of the following situations is least likely to cause cancer?
a. infection with oncogenic viruses
b. failure of immune surveillance mechanisms
c. activation of oncogenes
d. activation of tumor suppressor genes
TRUE OR FALSE
8. The causative agent of infectious mononucleosis is the Epstein Barr Virus (EBV).
9. Systemic lupus erytematosus (SLE) occurs with a higher frequency in men than in woman.
10. Cell mediated (Type IV) hypersensitivity reactions occur one to two days after exposure in
a sensitized individual