Studies on the effects of smoking marijuana on the brain have shown that it is associated with
a) impaired short-term memory and increased blood flow to brain regions associated with emotion.
b) impaired long-term memory and decreased blood flow to brain regions associated with emotion.
c) impaired short-term memory and increased blood flow to brain regions associated with attention.
d) impaired long-term memory and decreased blood flow to brain regions associated with attention.
a
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Mr. Marshall hired June to collect data from a group of subjects. Neither June nor the subjects were aware of the independent variable that Mr. Marshall had manipulated. This is an example of _______
a. randomization b. a placebo c. double-blind control d. experimenter bias
In Anorexia Nervosa, ______________ is the most central feature
a. restriction of food that leads to very low body weight b. refusal to eat c. purging leading to very low body weight d. emergence of lanugo