Which of the following is true of negative symptoms of schizophrenia?
a. They manifest in only about 20% of individuals diagnosed with schizophrenia.
b. They may be exhibited in a variety of other conditions, including major depressive disorder or traumatic brain injury.
c. They encompass a variety of traits that are abnormally absent in psychosis.
d. Alogia and avolition are examples of negative symptoms of schizophrenia.
e. All of the above statements are true.
Answer: E
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What conclusion follows from the fact that the Flynn effect occurs for Raven's Progressive Matrices?
a. The Flynn effect does not depend on improved education. b. The Flynn effect does not depend on improved nutrition. c. The Flynn effect does not depend on increased cognitive stimulation. d. The Flynn effect applies to adults more than to children.
You are a psychology professor reviewing the outline of a student's paper on the mechanisms of falling asleep. As you read the outline, you notice that one of the steps is incorrect. Which one is it?
A. the time of falling asleep is regulated by the suprachiasmatic nucleus B. the VLPO turns off the reticular formation C. melatonin secretions increase D. go to sleep when body temperature rises
Cohen's d is a measure of
a. Alpha b. Type I error c. Type II error d. Effect size
The regions of the brain that are known to be associated with language abilities in most people are found in the
a. left hemisphere. c. sensorimotor strip. b. right hemisphere. d. temporal hemisphere.