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.
- 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.
- Placebo word comes from Latin language and it means 'I will please'. One research study finds that 75% effectiveness of the anti depressants drugs is due to this placebo effect.
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