Which one of the following differentiates cardiac muscles from skeletal muscles?
A
Centrally located single nucleus
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B
Fewer mitochondria
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C
Difference in myofibrils
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D
Fewer myosin and actin bands
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Solution
The correct option is A Centrally located single nucleus SkeletalMusclesCardiacMusclesVoluntaryInvoluntaryNervesupplyfromcentralnervoussystemNervesupplyfrombrainandautonomicnervesupplyAttachedtoboneviatendonoreachotherviaaponeurosisWallsoftheheartBodymovementPumpingofbloodawayfromtheheartRapidcontractionbuttirequicklyRapidcontractionandtirelessNon−branchingBranchingMultinucleatedcellsUninucleatedcells