AP Psychology Do Now

Which of the following allows the examination of living brain tissue visually without performing surgery?

• Computerized axial tomography

• Stereotaxic examination

• Retrograde degeneration

• Biofeedback

• Ablation

An individual bystander is most likely to help an injured person under which of the following circumstances?

• When the bystander is the only other person present

• When the injury is severe

• When it is unclear if the injured person needs help

• When the other people present are not helping the injured person

• When a large number of people are present

Which of the following behavior-therapy techniques is typically used to reduce fear of heights?

• Time-out

• Punishment

• Discrimination learning

• Token economy

• Systematic desensitization

Which of the following provides information regarding brain function by monitoring the brain at work through metabolism of glucose?

• Computed tomography (CT)

• Electrooculography (EOG)

• Electroencephalography (EEG)

• Magnetic resonance imaging (MRI)

• Positron emission tomography (PET)

When a child behaves well for an entire day, the child earns a star. After acquiring fifteen stars, the child is allowed to pick a prize from a toy chest. The star is best described as

• an unconditioned stimulus

• an unconditioned response

• a conditioned response

• a primary reinforcer

• a secondary reinforcer