pulmonary circulation

== English == === Noun === pulmonary circulation (plural pulmonary circulations) (anatomy) The part of blood circulation which carries oxygen-depleted blood away from the heart, to the lungs, and returns oxygenated blood back to the heart. ==== Related terms ==== systemic circulation arterial circulation venous circulation coronary circulation collateral circulation ==== Translations ==== === See also === circulatory system lymphatic system respiratory system nitrogen cycle carbon cycle oxygen cycle hydrogen cycle respiration