Clarence was in a car accident, and the doctor suspects that he may have suffered damage to his brain. He is put in a chamber with a strong magnetic field that will yield a three-dimensional picture of Clarence's brain. Which technique is being utilized?
a. EEG
b. MRI
c. PET
d. CT
B
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Children and adolescents who are uniformly disliked are considered to be __________.
A. controversial B. popular C. rejected D. neglected
Eileen works in a crowded downtown neighborhood. She constantly worries that her car will be stolen while she is at work, and repeatedly goes back and checks to see that it is locked before finally arriving at the office, frequently late. Her therapist explains that returning to her car so often is a way to reduce the anxiety created by her obsessive thoughts. This is a(n) ____.?
a. ?biological explanation based on genetics b. ?evolutionary explanation based on survival instinct c. ?learning explanation based on operant conditioning d. ?social explanation based on culture
After children begin to receive formal arithmetic instruction in first grade, addition problems are solved less frequently by counting fingers while they are solved more frequently by counting mentally
Indicate whether the statement is true or false
Which of the following approaches has provided the most documented and consistent evidence for a biological basis for sexual orientation?
a. Hormonal level studies b. Brain structure size studies c. Twin and family studies d. Social learning studies