When Maria's father teaches her a label for an object, he looks at the object and points to it. These behaviors help establish ___, which is essential for social learning

In an fMRI, one region of a man's brain appeared activated during a particular test of verbal skills. Ten years later, the man had experienced some minor brain pathology but participated in training exercises to promote his cognitive function. In a recent fMRI, a different region of the brain appeared to be activated while he performed the original verbal skills test. The recent fMRI demonstrates which of the following concepts?

a. lateralization b. positivity c. plasticity d. executive function

Which of the following statements most closely represents Hobson and McCarley's activation-synthesis model of dreaming?

a. Dreams originate with an unconscious wish or motive. b. Dreams result from neural signals in the brain stem that stimulate areas of the brain's cortex. c. A dream will occur only if a person has an unresolved conflict or problem. d. Latent content is more important than manifest content in the interpretation of dreams.