Studied by 6 peoplecontraction
shortening and thickening
relaxation
back to resting state
muscle makes up to ___ of the total body weight
40-50%
strength
what comes from the conversion of chemical energy (ATP) into mechanical energy to generate force, perform work, and produce movement?
functions of muscle tissue
motion, stabilize body position, movement within the body and regulation organ volume
thermogenesis
maintains normal body temperaturesh
shivering
involuntary action that can increase thermogenesis by several hundred percents
skeletal muscle
attached primarily to bones and moves skeletal parts
striated
visible alternating light and dark bands of the fibers
voluntary
muscle tissue is under your conscious control
cardiac muscle
forms majority of the heart
involuntary
out of your control, conscious or unconscious
autorhythmicity
pacemaker system that causes heart to beat
smooth muscle
found in the walls of hollow internal structures
excitability
ability to respond to stimulus internal or external, by producing electrical signals
neurotransmitter
chemical released by neurons
hormone
chemical distributed by the bloodstream
contractility
ability to shorten and thicken
extensibility
the ability to be stretched without damage to the tissue
elasticity
ability of a muscle fiber to recoil and resume its resting length after being stretched
Note 
Flashcard (48)