30. Which of the following help prevent invading bacteria from establishing them

Question

30. Which of the following help prevent invading bacteria from establishing themselves in your digestive system? A) skin B) alveolar type I cells C) bacteria already found in your intestine D) monocytes in the large intestine E) enemas B) mucus membranes C) tears D) gastric juices E) gut bacteria gut bacteria B) neutrophils C) cosinophils D) two of the above E) all the above active immunity C) to induce a fever D) two of the above E) all the above 31. Which of the following trap antigens entering the body? A) impermeable skin 32. Which of the following attack invading eukaryotic organisms in your body? A) your 33. Weakened pathogens can be used A) to produce a "live" vaccine B) to stimulate 34. A disease causing agent is known as a A) pathogen B) antibody C) antiserum D) antigen E) bacteriophage 35. Which of the following are true? acrophages release pyrogens when they come in contact with pathogens B) Pyrogens are carried by the blood. C) P yrogens stimulate the hypothalamus to reset the body's thermostat. D) two of the above E) all the above 36. Which of the following occurs as the result of a fever? A) increased interferon activity B) increased antigen production by pathogens C) death of T lymphocytes D) two of the above E) all the above 37. Adaptive immunity is based upon A) maternal provision of antibodies to offspring B) traits common to groups of pathogens C) having exhausted all options for innate immunity responses D) pathogen-specific recognition E) plants being exposed to new pathogens 38. An epitope is A) part of the interferons that penetrate foreign cells B) the part of an antigen that actually binds to an antigen receptor C) a mirror image of an antigen D) two structurally similar antibodies dissolved in the blood plasma E) a protein protruding from the surface of B cells 39. Antigens are A) proteins that consist of two light and two heavy polypeptide chains b) proteins embedded in B cell membranes C) proteins found in the blood that cause foreign blood cells to clump D) proteins released during an inflammatory response D) foreign molecules that trigger an immune response 40. In the human disease known as lupus, there is an immune reaction against a patient's own DNA from broken or dying cells, which categorizes lupus as A) an antigenic variation B) a cancer C) an immunodeficiency D) an autoimmune disease E) an allergy

Explanation / Answer

AS PER CHEGG POLICY, PROCEEDING TO ANSWER A MINIMUM OF FIRST QUESTION, OR, FIRST 4 SUB-QUESTIONS / PARTS / SUBPARTS, THAT IS, IN THIS CASE ONLY QUESTION 1, UNLESS SPECIFIED/INDICATED TO DO SPECIFIC QUESTIONS BY THE QUESTION UPLOADER:

ANSWER 30.
C) bacteria already found in your intestine

ANSWER 31.
B) mucus membranes

ANSWER 32.
D) two of the above - namely neutrophils and eosinophils

ANSWER 33.
D) two of the above - namely to produce a "live" vaccine & to stimulate active immunity

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