Which of the following is a chemical barrier that is able to destroy the cell walls of certain harmful bacteria? a. mucus membranes b. skin c. white blood cells d. enzymes in tears

Aclient, prescribed dextroamphetamine for attention deficit hyperactivity disorder (adhd), has developed a common adverse effect of the medication since beginning therapy. which initial intervention should the client be encouraged to implement? a. increase fiber intake. b. take an over-the-counter (otc) laxative daily. c. take metronidazole. d. take diphenoxylate hydrochloride.