Question: Components of the first line of defense include all the following, except

1. the tough cell sheet of the upper epidermis of the skin.

2. B. nasal hairs.

3. C. flushing action of tears and blinking.

4. D. flushing action of urine.

5. E. phagocytic white blood cells.

6. Answer: E. phagocytic white blood cells

7. Question: Nonspecific chemical defenses include

9. A. lysozyme.

10. B. lactic acid and electrolytes of sweat.

11. C. skin’s acidic pH and fatty acids.

12. D. stomach hydrochloric acid.

13. E. All of the choices are correct.

14. Answer: E. All of the choices are correct

15. Question: The chemical found in tears and saliva that hydrolyzes the peptidoglycan in certain bacterial cell walls is

16. Answer: lysozyme

17. Question: The body region where a ciliary escalator helps to sweep microbes trapped in mucus away from that body site is the

18. Answer: respiratory tract

19. Question: This body region is protected by fatty acids, acidic pH, lactic acid, and a tough cell barrier with its own normal flora

20. Answer: skin

21. Question: Plasma

22. A. is the liquid portion of blood in which blood cells are suspended.

23. B. is mostly water.

24. C. contains albumin and globulins.

25. D. contains fibrinogen.

26. E. All of the choices are correct.

27. Answer: E. All of the choices are correct

28. Question: Which of the following is an example of GALT?

29. Answer: Appendix

30. Question: The blood cells that particularly target parasitic worms and fungi are

31. Answer: eosinophils

32. Question: The clearance of pus, cellular debris, dead neutrophils, and damaged tissue after inflammation is performed by

33. Answer: macrophages

34. Question: Which is incorrect regarding fever?

35. Answer: It is a symptom of a few diseases