What is the body’s first line of defense? A. Physical and chemical barriers that prevent micro-organisms entering the body.
B. Antibodies attack the pathogen
C. T-Cells destroy the microorganisms
D. Attract white cells into tissues.

Viral hepatitis, type a is usually contracted by eating food that has been touched by dirty hands.

Does indrect sunlight does not pose any danger to the skin

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.