1. A type II hypersensitivity reaction occurs when a normal constituent is viewed as foreign by the body. An example of a type II reaction is:

2. An example of an incomplete protein antigen that triggers an allergic response is:

3. Delayed hypersensitivity (type IV) is said to have occurred when the inflammatory response to an allergen peaks within:

4. Atopic disorders that result from an allergic response to an allergen include:

5. The body’s first line of defense against potential invaders is the:

6. When a patient is experiencing an allergic response, the nurse should initially assess the patient for:

7. A major side effect of antihistamines that requires accurate patient education is:

8. Hypersensitivity reactions follow reexposure and are classified by type of reaction. An anaphylactic reaction is usually identified as type:

9. The nurse monitors the patient’s eosinophil level. She suspects a definite allergic disorder with an eosinophil value of what percentage of the total leukocyte count?

10. Pruritus and nasal congestion may be indicators of an impending anaphylactic reaction. These symptoms usually occur within how many hours after exposure?

11. Allergic rhinitis is induced by:

12. Histamine acts on major organs by:

13. The most serious manifestation of hereditary angioedema is:

14. Patients who are sensitive to ragweed should be advised that weed pollen begins to appear in:

15. The classification of immunoglobulin (Ig) that occupies certain receptors on mast cells and produces an inflammatory response is:

16. A chemical mediator of hypersensitivity that is released during platelet aggregation and causes bronchial smooth muscle contraction is:

17. A type of contact dermatitis that requires the combination of sun exposure and a chemical is:

18. Injected allergens are used for “hyposensitization” and may produce systemic reactions that can be harmful. The medication that should be on hand in case of an adverse reaction is:

19. One of the most severe food allergies is caused by:

20. An area of nursing concern when administering a sympathomimetic drug is the drug’s ability to:

21. A popular medication that has an affinity for H1 receptors is: