sarcomere /sar·co·mere/ (sahr´ko-mēr) the contractile unit of a myofibril; sarcomeres are repeating units, delimited by the Z bands, along the length of the myofibril.
sarcomere
sar·co·mere (sär k -mîr )n. One of the segments into which a fibril of striated muscle is divided. |
sarcomere
[sär′kōmir]
Etymology: Gk, sarx + meros, part
the smallest functional unit of a myofibril. Sarcomeres occur as repeating units along the length of a myofibril, occupying the region between Z lines of the myofibril.
sarcomere
the contractile unit of a myofibril; sarcomeres are repeating units, delimited by the Z bands along the length of the myofibril.
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