Nathan lies on a survey because he wants to impress the researcher. He likely does this because of what?
A. social desirability bias
B. reactivity
C. participant observation
D. self-report scale bias
Answer: A
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A newspaper headline reads, “Are intellectual pursuits the key to preventing Alzheimer’s disease?” The researchers scanned the brains of healthy seniors with no memory loss and asked the seniors to recall how much reading, writing, and game-playing they did in childhood. Those who reported doing daily brain activities from a young age had very low levels of amyloid plaques, which are
associated with Alzheimer’s disease. Which of the following best describes this study’s findings? a. Intellectual pursuits and presence of amyloid plaque are positively correlated. b. Amyloid plaques are the main cause of Alzheimer’s disease. c. Intellectual pursuits prevent Alzheimer’s disease. d. There is a negative correlation between intellectual pursuits and the presence of amyloid plaques.
What is one disadvantage of MRI as a brain imaging technique?
A. It can only image structures on the surface of the brain. B. It is an invasive technique. C. It can only detect hydrogen in the brain. D. It is requires expensive equipment.
You have finally quit smoking. If you are representative of people who have quit, how did you do it?
a) on your own b) using nicotine gum c) using a support group d) with the aid of hypnotic induction
The "rubber hand illusion" results from activation by tactile and visual stimulation in the ______.
A. posterior parietal cortex B. executive function areas C. premotor cortex D. prefrontal cortex