NASE Practise Test.
Review the Scientific Method - CORRECT ANSWER o Ask a question
o Form a Hypothesis
o Design an experiment
o Collect, analyze, and interpret the data
o Generalize and public findings
o Ask another question
• Understand how clinical research is performed - CORRECT ...
Review the Scientific Method - CORRECT ANSWER o Ask a question
o Form a Hypothesis
o Design an experiment
o Collect, analyze, and interpret the data
o Generalize and public findings
o Ask another question
• Understand how clinical research is performed - CORRECT ANSWER o Clinical: Experimental design
with in a group of people to see if a similar result will occur
• Understand the importance of the control group - CORRECT ANSWER o You need something to
compare your findings again
• Know the types of Research designs - CORRECT ANSWER • Know the types of Research designs
o Types of Research Designs
♣ Case: Results from a single person protocol conducted by a medical doctor
♣ Clinical: Experimental design with a group of people
♣ Epidemiological & Intervention: Population based, retrospective or prospective.
Absolute risk - CORRECT ANSWER is the size of your own risk
relative risk - CORRECT ANSWER is the number that tells you how much something you do, such as
maintaining a healthy weight, can change your risk compared to your risk if you're very overweight.
, • experimental design - CORRECT ANSWER o How you will run your experiment including
♣ Number of subjects: is there enough for statistical significance
♣ Duration of Study: is it long enough for conclusions to be made
♣ Matching Groups: ethnicity, gender, age, etc
• treatment protocol - CORRECT ANSWER o single blind: the subject does not know if they are in the
experimental or control group
o double blind: the subject and the primary investigator does not know who is in the experiment or the
control group
o crossover: each group experiences a period of being on the placebo and experimental drug-
experience both arms of the study
• control vs experimental group - CORRECT ANSWER o one group gets the experimental drug and the
other gets a placebo
o gives you something to compare your results too
statistically significant but not clinically relevant - CORRECT ANSWER o just because something was
found statistically significant in an experiment does not mean it can be reproduced into a clinical
solution
• correlation vs causation - CORRECT ANSWER o correlation does not prove causation
o a healthy diet may reduce your chance of heart attack but fruits and vegetables do cure heart disease
• Traits of a healthy mind - CORRECT ANSWER o Self confidence: confidence in your ability to complete a
task
o Self assertiveness: ability to express self while respecting others
o Ego identity: firm self of self
o Optimist: glass is half full
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