myofibril(redirected from Z - lines)
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Any of the threadlike fibrils that make up the contractile part of a striated muscle fiber and are made up chiefly of actin and myosin filaments.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Biology) one of cylindrical organelles found in muscle fibre
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
my•o•fi•bril(ˌmaɪ əˈfaɪ brəl, -ˈfɪb rəl)
a contractile fibril of skeletal muscle, composed mainly of actin and myosin.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||myofibril - one of many contractile filaments that make up a striated muscle fiber|
sarcoplasm - the cytoplasm of a striated muscle fiber
striated muscle cell, striated muscle fiber - an elongated contractile cell in striated muscle tissue
sarcomere - one of the segments into which a myofibril is divided
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
n. miofibrilla, fibrilla diminuta delgada del tejido muscular.
English-Spanish Medical Dictionary © Farlex 2012