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Showing results for sarcolemma. Search instead for sarcostemma.

sarcolemma

American  
[sahr-kuh-lem-uh] / ˌsɑr kəˈlɛm ə /

noun

Anatomy.
  1. the membranous sheath of a muscle fiber.


sarcolemma British  
/ ˌsɑːkəʊˈlɛmə /

noun

  1. the membrane covering a muscle fibre

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of sarcolemma

First recorded in 1830–40; sarco- + lemma 2

Example Sentences

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See Examples For:

The plasma membrane of a skeletal muscle fiber is called the sarcolemma.

From Textbooks Jun. 9, 2022

Propagation of an action potential along the sarcolemma is the excitation portion of excitation-contraction coupling.

From Textbooks Jun. 19, 2013

The first phase is the latent period, during which the action potential is being propagated along the sarcolemma and Ca++ ions are released from the SR.

From Textbooks Jun. 19, 2013

The sarcomere itself is bundled within the myofibril that runs the entire length of the muscle fiber and attaches to the sarcolemma at its end.

From Textbooks Jun. 19, 2013

Each cell has a well-defined nucleus, but the sarcolemma is absent.

From Physiology and Hygiene for Secondary Schools by Walters, Francis M.

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