Children who have witnessed violence, or have suffered from extreme stress and unpredictable living situations may exhibit symptoms of ______ such as startling at any noise, sudden anxiety, or displaced anger

The blocking or preventing of long-term potentiation results in _____

a) increased encoding. b) the formation of many new memories. c) the interference of learning. d) an increase of synaptic efficiency.

Cross-cultural differences in the perception of nonverbal behavior are least prevalent in which of the following types of judgments?

a. evaluations of emotions and facial features b. interpretations of head-nodding and hand signals c. preference for personal space d. inferences drawn regarding eye contact