Biology: The Dynamic Science (MindTap Course List)
4th Edition
ISBN: 9781305389892
Author: Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher: Cengage Learning
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Chapter 45, Problem 10TYK
Summary Introduction
Introduction:
A cquired immunodeficiency syndrome (AIDS) is a condition caused by the HIV (Human immunodeficiency viruses) infection. In this disease, the immune system of the body does not work efficiently to combat the attack of antigens. This failure of immunity allows life threatening infections.
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What is the "placebo effect"?
a. The physical response to a medication that contains active ingredients for treating a specific condition.
b. The worsening of symptoms due to negative beliefs or expectations.
c. When a person's physical or mental health appears to improve after taking a placebo or 'dummy' treatment.
d. The side effects experienced after taking a medication containing active agents such as an actual vaccine..
2. Why do we sometimes use a placebo in a randomized controlled trial?
a. To deliberately worsen the condition of participants in the control group.
b. Because we would not want a treatment, such as a vaccine, to appear to "work" (in this case to ward off the disease) if it we were just measuring a "placebo effect."
c. To confirm that all participants have the same medical condition.
d. To increase the cost and complexity of the trial.
HIV attacks Leukocytes in the immune system.
A. True
B. False.
Sub-optimal ARV regimen is a factor contributing to drug failure in ART.
A. True
B. False
Which of the following is acommunicable disease?A. DiabetesB. AsthmaC. MeaslesD. Scurvy
Chapter 45 Solutions
Biology: The Dynamic Science (MindTap Course List)
Ch. 45.1 - Prob. 1SBCh. 45.1 - What are the key differences between innate...Ch. 45.2 - Prob. 1SBCh. 45.2 - What processes specifically cause each...Ch. 45.2 - Prob. 3SBCh. 45.2 - Prob. 4SBCh. 45.3 - How, in general, do antibody-mediated and...Ch. 45.3 - Prob. 2SBCh. 45.3 - Prob. 3SBCh. 45.3 - What is clonal selection?
Ch. 45.3 - Prob. 5SBCh. 45.4 - Prob. 1SBCh. 45.4 - Prob. 2SBCh. 45.5 - Compare invertebrate and mammalian immune...Ch. 45 - Prob. 1TYKCh. 45 - Which of the following is not a component of the...Ch. 45 - Prob. 3TYKCh. 45 - Prob. 4TYKCh. 45 - Prob. 5TYKCh. 45 - Prob. 6TYKCh. 45 - Prob. 7TYKCh. 45 - Prob. 8TYKCh. 45 - After Sally punctured her hand with a dirty nail,...Ch. 45 - Prob. 10TYKCh. 45 - Prob. 11TYKCh. 45 - Prob. 12TYKCh. 45 - Prob. 13TYKCh. 45 - Prob. 14TYKCh. 45 - Apply Evolutionary Thinking Defensins are found in...Ch. 45 - Prob. 1ITDCh. 45 - Prob. 2ITDCh. 45 - Prob. 3ITDCh. 45 - Prob. 4ITD
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