Effects of age on aortic pressure-diameter and elastic stiffness-stress relationships in unanesthetized sheep.
D000375:Aging; D000804:Angiotensin II / Q000494:pharmacology; D000818:Animals; D000831:Animals, Newborn; D001011:Aorta / Q000502:physiology*; D001794:Blood Pressure / Q000187:drug effects; D004548:Elasticity; D005260:Female; D006439:Hemodynamics; D008729:Methoxamine / Q000494:pharmacology; D009130:Muscle, Smooth / Q000187:drug effects; D005996:Nitroglycerin / Q000494:pharmacology; D011247:Pregnancy; D012756:Sheep; D013314:Stress, Mechanical
D000804:Angiotensin II; D005996:Nitroglycerin; D008729:Methoxamine