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Muscles

QuestionAnswer
Four Major function Caracteristics Contractility, Excitability, Extensibility, Elasticity
The ability of skeletal muscle to shorten with force Contractility
The capacity of skeletal muscle to respond to a stimulus Excitability
The ability to be stretched Extensibility
ability to recoil to their original resting length after they have been stretched Elasticity
what two kinds of Myofibrils consist of protein fibers actin myofilaments, myosin myofilaments
thin myofilaments actin myofilaments
thick myofilaments myosin myofilaments
another connective tissue located outside the epimysium fascia
is needed for energy muscle contraction ATP
is produced in the mitochondria ATP
were the muscles remains contracted without relaxing Tetany
the increase of number of motor units being activated is called recruitment
A muscle fiber will not respond to simulus until that simulus reaches a level called threshold
a contraction of an entire muscle in response to a stimulus that causes the action potential in one or more muscle fibers muscle twitch
the beginning of a contraction is the lag phase
the time of a contraction is the contraction phase
the time during which the muscle relaxes is the relaxation phase
Created by: Jesko
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