chapter 4 part 2 multiple choice

7/28/2019 Chapter 4 Part 2 Multiple Choice

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CHAPTER 4 PART 2 MULTIPLE CHOICE

Part 2: The Body's Defenses Against Disease and Injury

Write the letter of the best answer in the space provided.

______ 1. The systemic spread of toxins through the bloodstream is called:

A. infection.

B. septicemia.C. pathogenia.

D. toxemia.

______ 2. Which of the following is NOT one of the three lines of defensefor infection?

A. anatomic barriers

B. inflammatory responseC. immune response

D. febrile response______ 3. Which of the following begins within seconds of injury or invasion

by a pathogen?A. immune response

B. febrile response

C. inflammatory responseD. leukocyte response

______ 4. Protection from infection or disease that is developed by the body

after exposure to an antigen is called:A. acquired immunity.

B. natural immunity.

C. primary immune response.D. synthetic immunity.

______ 5. The special type of leukocyte that is responsible for recognizing

foreign antigens, producing antibodies, and developing memory is the:

A. lymphocyte.B. cytoplast.

C. thrombocyte.

D. erythrocyte.______ 6. The type of white blood cell that does not produce antibodies but

instead attacks antigens directly is the:

A. T lymphocyte.

B. B lymphocyte.C. IgM lymphocyte.

D. IgD lymphocyte.

______ 7. Someone is considered a universal donor if he has blood type:A. O.

B. A.

C. B.D. AB.


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______ 8. Which of the following statements is TRUE regarding the

difference between the immune response and the inflammatory response?

A. The immune response develops swiftly; inflammation develops slowly.B. The immune response is specific; inflammation is nonspecific.

C. The immune response is temporary; inflammation is long-lasting.

D. The immune response involves many types of white cells; inflammationinvolves one type of white blood cell.

______ 9. One of the four functions of inflammation is:

A. walling off the infected and inflamed area.B. attacking foreign substances.

C. developing a memory for antigens.

D. production of white blood cells.

______ 10. The type of cells responsible for activating the inflammatoryresponse are the:

A. T cells.

B. B cells.

C. mast cells.D. plasma cells.

______ 11. The substance released by platelets that, through constriction anddilation of blood vessels, affects blood flow to an injured or affected site is

called:

A. histamine.B. serotonin.

C. granules.

D. pus.

______ 12. A tumor or growth that forms when foreign bodies cannot bedestroyed and is surrounded and walled off is called a:

A. fibroblast.

B. granuloma.C. melanoma.

D. cyst.

______ 13. Exudate has three functions at an inflammation site, one of whichis:

A. destruction of toxins released by bacteria.

B. removal of plasma proteins and leukocytes from the site.

C. carrying away the products of inflammation (e.g., toxins, dead cells, pus).D. all of the above.

______ 14. The complete healing of a wound and return of tissues to their

normal structure and function is called:A. regeneration.

B. repair.

C. debridement.D. resolution.


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______ 15. The term autoimmunity refers to:

A. an exaggerated immune response to an environmental antigen.

B. an immune reaction between members of the same species, commonly ofone person against the antigens of another person.

C. a disturbance in the body's normal tolerance for self-antigens, such as

hyperthyroidism or rheumatic fever.D. a severe allergic response that usually develops within minutes of

reexposure.

______ 16. Acquired immune deficiencies include:A. nutritional deficiencies.

B. deficiencies caused by trauma.

C. AIDS.

D. all of the above.______ 17. In Stage I of the general adaptation syndrome, a person:

A. experiences "burnout."

B. begins to cope with the situation.

C. experiences arousal of the sympathetic nervous system, mobilizing the"fight-or-flight" response.

D. experiences an ensuing physical illness.______ 18. The dynamic steady state is also known as:

A. turnover.

B. homeostasis.C. stress.

D. adaptation.

______ 19. The physiological effects of catecholamines include:

A. decreased glucose metabolism in the brain.B. bronchoconstriction.

C. increased blood flow to the skin.

D. increased glucose production in the liver.______ 20. The adrenal cortex releases a steroid hormone that regulates the

metabolism of fats, carbohydrates, sodium, potassium, and proteins. That

hormone is:A. cortisol.

B. testosterone.

C. growth hormone.

D. beta-endorphine.

chapter 4 part 2 multiple choice

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