Which of the following is the appropriate definition of psychosurgery?
a) information given to a patient about a surgical procedure before the surgery in order to prevent anxiety
b) surgery that is performed on brain tissue to relieve or control severe psychological disorders
c) surgery that severs the spinal cord of the patient
d) a procedure in which a brief current of electricity is used to trigger a seizure that typically lasts one
minute, causing the body to convulse
ANS: b
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In which of the following areas are expert problem-solvers and novice problem-solvers likely to be most similar?
a. general memory skills b. memory for concepts that are relevant to the problem c. schemas that are relevant to the problem d. the representation of the problem
Surveys are sent to addresses unsystematically generated by a computer program. This is an example of what?
A. internal validity B. random sampling C. external validity D. generalizability
Hypovolemia induces thirst by the production of which hormone?
A. CCK B. Insulin C. Prolactin D. Angiotensin II
According to the information-processing theory of memory, when a person is actively thinking about a problem, what part of the memory system is at work?
a. the encoding mechanism b. the short-term memory c. the long-term memory d. the synaptic memory