Vascular tone, vascular distensibility, and alveolar deadspace in lungs.
D000818:Animals; D001158:Arteries; D001794:Blood Pressure; D004285:Dogs; D011312:Pressure; D011650:Pulmonary Alveoli / Q000502:physiology*; D011652:Pulmonary Circulation; D012701:Serotonin / Q000494:pharmacology; D014666:Vasomotor System / Q000502:physiology*
D012701:Serotonin