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Author Question: The nurse is participating in a clinical drug trial comparing two drugs for migraine headaches. Each ... (Read 148 times)

cartlidgeashley

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on: Jul 23, 2018
The nurse is participating in a clinical drug trial comparing two drugs for migraine headaches. Each group is randomly assigned to either drug A or drug B and then switched to the other drug group before being asked to compare the effects.
 
  This is an example of which type of study?
  a. Crossover design
  b. Double-blind experimental design
  c. Matched pair design
  d. Quasi-experimental design

Question 2

Which is characteristic of preclinical in vivo testing?
 
  a. A comparison of experimental and control data in animals
  b. A study conducted in a test tube in a laboratory
  c. A study that determines the parameters of safe therapeutic doses
  d. A study to assess the seriousness of the disease to be treated


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jaykayy05

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Reply #1 on: Jul 23, 2018
Answer to Question 1

ANS: A
A crossover design uses each subject in several different situations. In this case, subjects receive both drugs and then compare the effects.

Answer to Question 2

ANS: A
Preclinical in vivo testing is performed in animals or other living organisms. In vitro studies occur in test tubes. Safe therapeutic dose studies are part of clinical research. Prior to clinical trials, an assessment is made of the disease and its seriousness.


cartlidgeashley

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Reply #2 on: Jul 23, 2018
TY


jaykayy05

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Reply #3 on: Jul 23, 2018
You're welcome


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