1. An 8-year-old girl w as diagnosed w ith seasonal allergic conjunctivitis triggered by exposure to airborne pollen. She started a topical therapy w ith crom olyn sodium . Which of the follow ing...

1. An 8-year-old girl w as diagnosed w ith seasonal allergic conjunctivitis triggered by exposure to airborne pollen. She started a topical therapy w ith crom olyn sodium . Which of the follow ing actions m ost likely m ediated the therapeutic e ectiveness of crom olyn in this patient? A. Blockade of H1 receptors B. Blockade of m ediator release from m ast cells C. Inhibition of prostaglandin biosynthesis D. Blockade of leukotriene receptors E. Constriction of conjunctival vessels 2. Match each drug acting on the eicosanoid pathway with the appropriate description (each lettered option can be selected once, m ore than once, or not at all). A. Alprostadil B. Dinoprostone C. Latanoprost D. Misoprostol E. Epoprostenol F. Prednisone