The Muscular System: Sliding Filament Theory 1.a. The dense filum is composed of what tinge? __________Myosin_____________ b. Flexing the head of this speck provides what is know as the ________Power Stroke_________________. 2.The myosin head contains back identifys for what two grains? a. ATP b. Actin 3.Three molecules sack up the edit filament. a. Which molecule has a binding rank for myosin heads? __________Actin___________________ b. Which molecule covers this binding site? _________Tropomyosin________________________________________ c. Which molecule has a binding site for atomic number 20 ions? ____________troponin__________________________ 4.What molecule moldiness bind to the myosin head in erect for it to disconnect with actin? ________ATP_________________ 5.Hydrolysis of the molecule in question 4 returns the myosin molecul e to the ______High Energy___________________ confirmation. 6.Binding of the myosin heads sequentially prevents _____________________ of the thin filament. 7.Name three roles for ATP in the capsule of muscle. a. Energizing the agency blow of the myosin cross bridge b.
Disconnecting the myosin head from actin c. actively transporting atomic number 20 back into the SR 8.What molecule is connected to the Z dividing line? _____thick filament____________________ 9.Which of the following shorten during contraction? (may be more than one) a. repress filamentDoes not swerve ! b. SarcomereShortens c. H zoneShortens d. Thick filamentDoes not Shorten 10.a. What is the name of the retard in which muscles become rigid after death? ____________rigor mortis_____________________ b. What is this condition ascribable to? Lack of ATP leads to the unfitness of the cells to actively pump calcium back into the sarcoplasmic reticulum, and the...If you want to bunk a full essay, order it on our website:
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