sarcomere

sarcomere
The segment of a myofibril between two adjacent Z lines, representing the functional unit of striated muscle. [sarco- + G. meros, part]

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sar·co·mere 'sär-kə-.mi(ə)r n any of the repeating structural units of striated muscle fibrils
sar·co·mer·ic .sär-kə-'mer-ik adj

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n.
one of the basic contractile units of which striated muscle fibres are composed.

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sar·co·mere (sahrґko-mēr) [sarco- + -mere] the contractile unit of myofibrils; sarcomeres are repeating units, delimited by the Z bands along the length of the myofibril. See Plate 32.

Medical dictionary. 2011.

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  • Sarcomere — Sarcomère structure du sarcomère. En haut, vue longitudinale d un sarcomère en microscopie électronique à transmission. En bas, représentation schématique du sarcomère Le sarcomère est l unité de base des myofibrilles des muscles striés. Les… …   Wikipédia en Français

  • sarcomère — [ sarkɔmɛr ] n. m. • 1972; de sarco et mère ♦ Anat. Unité fonctionnelle contractile de la fibrille musculaire striée, représentée par le segment compris entre deux stries. ● sarcomère nom masculin Segment de fibre musculaire délimité par deux… …   Encyclopédie Universelle

  • sarcomere — sarcomere. См. саркомер. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • sarcomere — [sär′kō mir΄] n. [ SARCO + MERE] any of the segments making up the fibrils of striated muscles …   English World dictionary

  • Sarcomere — A band redirects here. For other uses, see A band. Sarcomere Image of sarcomere Latin sarcomerum Code TH …   Wikipedia

  • Sarcomère — structure du sarcomère. En haut, vue longitudinale d un sarcomère en microscopie électronique à transmission. En bas, représentation schématique du sarcomère Le sarcomère est l unité de base des myofibrilles des muscles striés. Les sarcomères… …   Wikipédia en Français

  • sarcomere — n. [Gr. sarx, flesh; meros, part] Any one of a series of units occurring at regular intervals along a muscle fiber, each unit encompasses the actin and myosin filaments; in most invertebrates each sarcomere is set off by Z discs …   Dictionary of invertebrate zoology

  • sarcomere — noun Date: 1891 any of the repeating structural units of striated muscle fibrils …   New Collegiate Dictionary

  • sarcomere — Repeating subunit from which the myofibrils of striated muscle are built. Has A and I bands, the I band being subdivided by the Z disc, and the A band being split by the M line and the H zone …   Dictionary of molecular biology

  • sarcomere — /sahr keuh mear /, n. Biol. any of the segments of myofibril in striated muscle fibers. [1890 95; SARCO + MERE] * * * …   Universalium

  • sarcomere — noun The contractile unit of the myofibril of a striated muscle …   Wiktionary

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