Acute hemodynamic effects of total head-down body tilt and hexamethonium in normal and pulmonary emphysematous subjects.
D004646:Emphysema; D018475:Head-Down Tilt; D006439:Hemodynamics; D018738:Hexamethonium; D006584:Hexamethonium Compounds / Q000494:pharmacology*; D011187:Posture; D011656:Pulmonary Emphysema / Q000502:physiology*
D006584:Hexamethonium Compounds; D018738:Hexamethonium
EMPHYSEMA, PULMONARY/physiology; HEXAMETHONIUM COMPOUNDS/effects; POSTURE/effects