- heart contraction
- сердечное сокращение
English-russian biological dictionary. 2013.
heart contraction
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Heart — This article is about the organ in various animals. For the human heart, see Human heart. For other uses, see Heart (disambiguation). Cardiac redirects here. For the cardboard computer, see CARDboard Illustrative Aid to Computation … Wikipedia
heart failure — 1. a condition in which the heart fatally ceases to function. 2. Also called congestive heart failure. a condition in which the heart fails to pump adequate amounts of blood to the tissues, resulting in accumulation of blood returning to the… … Universalium
Heart failure — Classification and external resources The major signs and symptoms of heart failure. ICD 10 I5 … Wikipedia
Heart chamber — is a general term used to refer to any chambers of the mammalian heart. The heart consists of four chambers: the right and left atrium and the right and left ventricle. The top chambers are connected to the bottom chambers by valves and are… … Wikipedia
Contraction — Con*trac tion, n. [L. contractio: cf. F. contraction.] 1. The act or process of contracting, shortening, or shrinking; the state of being contracted; as, contraction of the heart, of the pupil of the eye, or of a tendon; the contraction produced… … The Collaborative International Dictionary of English
heart — [härt] n. [ME herte < OE heorte, akin to Ger herz < IE base * k̑erd , k̑ṙd , heart > L cor, (gen. cordis), Gr kardia, OIr cride, Serb sr̈ce] 1. a) the hollow, muscular organ in a vertebrate animal that receives blood from the veins and… … English World dictionary
Heart block — Classification and external resources ICD 10 I44 I45 ICD 9 … Wikipedia
Heart rate turbulence — (HRT) is the return to equilibrium of heart rate after a premature ventricular contraction (PVC). It consists of a brief speed up in heart rate, followed by a slow decrease back to the baseline rate. An important feature of HRT is that PVCs occur … Wikipedia
heart — ► NOUN 1) a hollow muscular organ that pumps the blood through the circulatory system by rhythmic contraction and dilation. 2) the central, innermost, or vital part: the heart of the city. 3) a person s feeling of or capacity for love or… … English terms dictionary
heart|beat — «HAHRT BEET», noun. 1. a pulsation of the heart, including one complete contraction and expansion. 2. Figurative. the main source of activity: »Southern California was “the heartbeat of entertainment productions” (New York Times) … Useful english dictionary
heart — /hahrt/, n. 1. Anat. a hollow, pumplike organ of blood circulation, composed mainly of rhythmically contractile smooth muscle, located in the chest between the lungs and slightly to the left and consisting of four chambers: a right atrium that… … Universalium
