for the biceps and triceps muscle How is the mechanical behavior of a single muscle fiber in tension different from...

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for the bicepsand triceps muscle
How is themechanical behavior of a single muscle fiber in tensiondifferent
from the wholemuscle? What is the functional value?

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MUSCLE TENSION Most important characteristic of muscle is its ability to develop tension to exert force on bony lever Tension can be either active or passive total tension is the sum of both active passive tension Passive tension Refers to tension developed in parallel elastic component Also known as noncontractile tension Created by lengthening the muscle beyond the slack length of the tissues Parallel muscle component may add to active tension by muscle when lengthened or it may become slack doesnt contribute to total muscle tension Active tension Refers to tension developed by contractile element of muscle So called as contractile tension It is initiated by cross bridge formation movement of thin thick filaments The amount of tension generated depends on neural factors frequency number size of motor unit mechanical See Answer

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