Pulmonary
111pulmonary vascular resistance — the vascular resistance of the pulmonary circulation, equal to the difference between the mean pulmonary arterial pressure and the left atrial filling pressure divided by the cardiac output …
112pulmonary artery — the artery that conveys blood from the heart to the lungs for oxygenation: the only artery in the body containing deoxygenated blood. It leaves the right ventricle and passes upwards for 5 cm before dividing into two, one branch going to each… …
113pulmonary circulation — a system of blood vessels effecting transport of blood between the heart and lungs. Deoxygenated blood leaves the right ventricle by the pulmonary artery and is carried to the alveolar capillaries of the lungs. Gaseous exchange occurs, with… …
114pulmonary regurgitation — leakage of the pulmonary valve in the heart. Mild regurgitation is a common normal finding, but severe congenital pulmonary regurgitation may require surgical correction …
115pulmonary valve — a valve in the heart lying between the right ventricle and the pulmonary artery. It is a semilunar valve that prevents blood returning to the ventricle from the pulmonary artery …
116pulmonary artery — noun one of two arteries (branches of the pulmonary trunk) that carry venous blood from the heart to the lungs (Freq. 21) • Syn: ↑arteria pulmonalis • Hypernyms: ↑artery, ↑arteria, ↑arterial blood vessel • Hyponyms: ↑ …
117pulmonary trunk — noun the artery that carries venous blood from the right ventricle of the heart and divides into the right and left pulmonary arteries • Syn: ↑truncus pulmonalis • Hypernyms: ↑pulmonary artery, ↑arteria pulmonalis …
118pulmonary vein — noun any of four veins that carry arterial blood from the lungs to the left atrium of the heart (Freq. 9) • Syn: ↑vena pulmonalis • Hypernyms: ↑vein, ↑vena, ↑venous blood vessel • Hyponyms: ↑ …
119Pulmonary emphysema — Emphysema Em phy*se ma, n. [NL., from Gr. ? inflation, fr. ? to inflate; ? in + ? to blow: cf. F. emphys[ e]me.] (Med.) A swelling produced by gas or air diffused in the cellular tissue. [1913 Webster] {Emphysema of the lungs}, {Pulmonary… …
120Pulmonary resonance — Resonance Res o*nance (r?z ? nans), n. [Cf. F. r[ e]sonance, L. resonantia an echo.] 1. The act of resounding; the quality or state of being resonant. [1913 Webster] 2. (Acoustics) A prolongation or increase of any sound, either by reflection, as …
