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Sarcomere of Muscle
Examining the sarcomere please do some Problem Solving. Explain what occurs to the Z-lines, H-Zone, I-Band and A-Band during the following actions? (check your answers below)
Action
Z-lines
H-Zone
I-Band
A-Band
Concentric
Eccentric

Class, for an even more detailed picture of the Sarcomere and other proteins associated, see below. Note some sources use hypens (i.e., A-band vs A band), and others do not...both acceptable.