The most consistent empirical evidence for long-lasting neurotoxicity to serotonergic neurons that is associated with exposure to several moderately high doses in humans has been found with

Which of the following best explains why most of us cannot describe or recall events that happened to us as infants?

Emotions are closely tied to memory, and the emotional centers of the infant brain have not yet developed. Language is an important tool in memory formation, and infants have not yet developed language skills. Infants are not motivated to form long-term memories as long as their needs are being met. The memory areas of the cortex are not yet present in infants.

Which common diagnoses are often made prior to diagnosing a person as exhibiting dissociative identity disorder?

a) alcohol/drug abuse, depression, and schizophrenia b) bipolar disorder, hypochondriasis, and somatization disorder c) agoraphobia, antisocial personality disorder, and panic disorder d) obsessive compulsive disorder, panic disorder, and schizophrenia