Stedman's Medical Dictionary
Stedman's > A bands

A bands

the dark-staining anisotropic cross striations in the myofibrils of muscle fibers, comprising regions of overlapping thick (myosin) and thin (actin) filaments.

Synonym(s): A discs, anisotropic discs, Q bands1, Q discs




 

 

 

 

 

 



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