Unit 3 Crossword

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Across
  1. 3. An extracellular enzyme chiefly for hydrolysis of nutrient macromolecules that are otherwise impervious to the cell membrane.
  2. 4. relative capacity of a pathogen to invade and harm host cells
  3. 5. state of being inactive
  4. 10. Patches of lymphatic tissue containing B and T cells that underlie the surface of most mucosal surfaces in the body.
  5. 12. plasmalike fluid carried by lymphatic cirrculation
  6. 16. microbe passes host defense
  7. 17. Regulatory chemical released by cells of the immune system that serves as signal between different cells.
  8. 18. Butterfly-shaped organ near the tip of the sternum that is the site of T-cell maturation.
  9. 19. third line of defense
  10. 21. infection spreads to several sites and tissue
  11. 22. period from the initial contact with an infectious agent to the appearance of the first symptom
  12. 25. Molecules on the surfaces of many types of microbes that are not present on host cells that mark the microbes as foreign.
  13. 27. leukocyte (white blood cell) having globular, nonlobed nuclei and lacking prominent cytoplasmic granules.
  14. 30. Bacterial toxins that are potent stimuli for T cells and can be a factor in diseases such as toxic shock
  15. 31. immunity that arises naturally in an organism via previous experience with the antigen.
  16. 34. first line and second line of defense
  17. 35. disease communication, the natural host or habitat of a pathogen.
  18. 37. chemical class of proteins to which antibodies belong
  19. 38. Patches of lymphatic tissue containing B and T cells that underlie the surface of many skin surfaces in the body.
  20. 39. Enzymes secreted by cytotoxic T cells that damage proteins of target cells.
  21. 40. observed by others
  22. 41. large amount of white blood cells
  23. 43. progresses and persistent infection
  24. 44. Proteins released by cytotoxic T cells that produce pores in target cells
  25. 45. pus formers:pneumococci, streptococci, staphylococci, and neisseriae.
  26. 46. evidence of disease sense by patient
  27. 48. Originating outside the body.
Down
  1. 1. ability of the body to recognize and react with multiple foreign substances
  2. 2. Oblong lymphoid aggregates of the gut located chiefly in the wall of the terminal and small intestine.
  3. 6. serum protein components that act in a definite sequence when set in motion either by an antigen-antibody complex or by factors of the alternative (properdin) pathway
  4. 7. Immunity acquired through direct stimulation of the immune system by antigen.
  5. 8. incomplete or partial antigen
  6. 9. process by which the various types of blood cells are formed, such as in the bone marrow.
  7. 11. neutrophils, eosinophils, and basophils.
  8. 13. swelling, redness post trauma
  9. 14. enzyme found in sweat, tears, and saliva that breaks down bacterial peptidoglycan.
  10. 15. An infection that produces no noticeable symptoms even though the microbe is active in the host tissue.
  11. 20. any cell, particle, or chemical that induces a specific immune response by B cells or T cells and can stimulate resistance to an infection or a toxin
  12. 23. A specific chemical product of microbes, plants, and some animals that is poisonous to other organisms.
  13. 24. precise molecular group of an antigen that defines its specificity and triggers the immune response.
  14. 26. antigen that is present in some but not all members of the same species.
  15. 27. microbes gain a more stable foothold at the portal of entry
  16. 28. microbes found on/in normal human
  17. 29. hazardous, outmoded process of deliberately introducing smallpox material scraped from a victim into the nonimmune subject in the hope of inducing resistance
  18. 32. originating or produced within an organism or one of its parts
  19. 33. comes on rapidly with severe, but short effects
  20. 36. white blood cells capable of engulfing other cells and particles.
  21. 42. A toxin (usually protein) that is secreted and acts upon a specific cellular target.
  22. 44. more than one microbe infection
  23. 47. A collection of monocytes and macrophages scattered throughout the extracellular spaces that function to engulf and degrade foreign molecules.