What did Ramon y Cajal do that had not been done before?
A. isolate and stain neurons to identify them as separate cells
B. dissect out the brain of cadavers to study cerebral hemispheres
C. stimulate neurons with microelectrodes
D. develop modern imaging techniques to examine brain blood flow
Answer: A
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Vito finds a correlation of –0.35 between procrastination behaviors and academic achievement. Which of the following is an appropriate conclusion for Vito to draw?
a. Procrastination leads students to perform more poorly. b. Poor academic performance causes more procrastination. c. Elimination of procrastination behaviors will lead students to perform better. d. As a student procrastinates more, her academic achievement decreases.
What is borderline personality disorder??
a. ?a disorder characterized by impairments in identity, in personality traits, and in the establishment of empathy or intimacy b. ?a disorder characterized by disruptions in a person’s identity, memory, or consciousness c. ?a disorder characterized by an unusual lack of remorse, empathy, or regard for normal social rules and conventions d. ?a disorder characterized by instability in interpersonal relationships, self-image, and emotion
According to Fredrickson, people’s reactions to positive emotions tend to be cognitive. Reactions to negative emotions tend to be ______.
A. physical B. logical C. fearful D. apathetic
Maxwell suffers from a serious case of obsessive-compulsive disorder, and medication and psychotherapy have been ineffective. He and his wife have decided that he should have psychosurgery
A physician will implant electrodes in two specific parts of his brain – the cingulum and the __________ - and slowly ablate (or destroy) these areas, in an attempt to reduce the symptoms of Maxwell's OCD. a. hypothalamic chiasm b. basal ganglia c. striate putamen d. medullar corpuscle