Immunology
1. Helper T cells:
a. Make antibodies
b. Destroy cancerous cells
c. Cause allergic reactions
d. Present antigens to B cells
e. None of the above
2. B cells:
a. Make antibodies
b. Destroy cancerous cells
c. Cause allergic reactions
d. Present antigens to B cells
e. None of the above
3. Hemolytic disease of the newborn can result from:
a. An Rh+ mother with an Rh- fetus
b. An Rh- mother with an Rh+ fetus
c. An AB mother with a B fetus
d. An AB mother with an O fetus
e. An Rh- fetus with an Rh+ father
4. The type of protection resulting from vaccination is:
a. Naturally acquired passive immunity
b. Naturally acquired active immunity
c. Artificially acquired passive immunity
d. Artificially acquired active immunity
e. Nonspecific resistance
5. The type of protection that results from transfer of serum from one individual to a susceptible individual by injection is:
a. Naturally acquired passive immunity
b. Naturally acquired active immunity
c. Artificially acquired passive immunity
d. Artificially acquired active immunity
e. Nonspecific resistance
6. The protection afforded by the skin and white blood cells is:
a. Naturally acquired passive immunity
b. Naturally acquired active immunity
c. Artificially acquired passive immunity
d. Artificially acquired active immunity
e. Nonspecific resistance
7. The protection due to recovery from an infection is:
a. Naturally acquired passive immunity
b. Naturally acquired active immunity
c. Artificially acquired passive immunity
d. Artificially acquired active immunity
e. Nonspecific resistance
8. The best definition of an antibody is:
a. A serum protein
b. A protein that inactivates or kills an antigen
c. A protein make in response to an antigen that can combine with that antigen
d. An immunoglobulin
e. A chemical that prevents the growth of bacteria
9. Which one of the following whole blood transfusions is compatible?
a. AB, Rh+ donor and AB, Rh- recipient
b. A, Rh+ donor and A, Rh- recipient
c. A, Rh+ donor and O, Rh+ recipient
d. A, Rh+ donor and AB, Rh+ recipient
e. B, Rh- donor and B, Rh+ recipient
10. If a patient shows the presence of antibodies against Herpes simplex, this indicates all of the following except:
a. The patient may have the disease
b. The patient may have had the disease and recovered
c. The patient may have been vaccinated
d. A recent transfusion may have passively introduced the antibodies
e. The patient was near someone who had the disease
11. The best definition of an antigen is:
a. Something foreign in the body
b. A chemical that elicits an antibody response and can combine with these antibodies
c. A chemical that combines with antibodies
d. A pathogen
e. A protein that combines with antibodies
12. A person with Graves' disease makes antibodies against thyroid hormone receptors on their cells. This is an example of:
a. An autoimmune disease
b. A transplant rejection
c. An allergy
d. An immunodeficiency
e. Protection against infection
13. The following occur during inflammation. Which one leads to the others?
a. Migration of white blood cells
b. Edema (swelling)
c. Phagocytosis
d. Erythema (redness)
e. Capillary dilation
14. Which of the following is not a chemical factor to protect the skin and mucous membranes from infection?
a. Mucus
b. Sebum
c. Gastric juices
d, pH
e. Lysozyme
15. In an indirect ELISA test to screen for HIV infection, what are you looking for in the patient?
a. Antibodies
b. HIV
c. Antigen
d. Either antibodies or antigen
e. None of the above