Psychologists using psychological challenge studies examine brain functioning through PET scans of people affected by a disorder and of those not affected by it. For obsessive-compulsive disorder studies, this technique would
A) question participants in order to activate certain portions of the brain.
B) measure differences in response times for object recognition.
C) present subjects with contaminated objects and note differences in brain activity.
D) engage participants in storytelling in order to identify underactivated brain areas.
Question 2
There is controversy in the research concerning the incidence of anorexia nervosa in our country; some studies report stable rates, while others report an increase. This discrepancy may be explained by the way in which studies were conducted or
A) attrition rates in studies.
B) the fact that many people never seek treatment.
C) improvements in screening tools for the disorder.
D) the underestimate of males having the disorder.
Brain on psilocybin
Feeding Circuits in the Brain
A) Sagittal section of the brain; (B) lateral view of the brain.
The hypothalamus and pituitary glands and their relation to the brain.
Lobes of the brain
Functional Regions of the Human Brain