The families of patients with anorexia nervosa are typically characterized by all of the following EXCEPT

a. open communication

Expertise, attractiveness, and trustworthiness all relate to which factor of persuasion?

a) channel b) message c) source d) audience

Which of the following is an accurate statement about crack cocaine use?

A. Because crack cocaine is inexpensive, users do not have the life problems seen in other addicted populations. B. Chronic users develop sexual dysfunctions and a disinterest in sex. C. Research suggests that there is no fetal crack syndrome. D. Because crack cocaine is associated with passivity and depression, chronic users are less likely to die violent deaths than other addicted populations.