title: Effect of postganglionic parasympathetic blockade on pulmonary surfactant.
mesh_terms: D000818:Animals; D001285:Atropine / Q000494:pharmacology*; D001338:Autonomic Fibers, Postganglionic / Q000187:drug effects; D003864:Depression, Chemical; D006168:Guinea Pigs; D008168:Lung / Q000033:anatomy & histology; D008297:Male; D009929:Organ Size; D010275:Parasympathetic Nervous System / Q000187:drug effects*; D011650:Pulmonary Alveoli / Q000032:analysis*; D011654:Pulmonary Edema / Q000209:etiology; D011663:Pulmonary Surfactants / Q000032:analysis; D051381:Rats; D013500:Surface Tension; D013501:Surface-Active Agents / Q000032:analysis*
chemical_list: D011663:Pulmonary Surfactants; D013501:Surface-Active Agents; D001285:Atropine