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z-line
protein to wich actin binds
16 cards·by swagboss4days
epimysium
surrround skeletal muscle and all fosicles are muscles
perimysium
surrounds individual fosicle and seperate muscle into small components
endomysium
surround individual muscle fibers
sarcolemma
cell membrane of a muscle fiber cell
sarcolemma
cytoplasm of a muscle fiber cell
myofibril
threads of protein inside saarcoplasm
myosin
thick protein filament inside a myofibril
actin
thin protein inside a myofibril
I band
actin filaments attached to z line
Z line
protein to wich actin binds
a band
region where myosin over laps actin
sarcomere
unit of muscle from z line to z line
motor neuron
nerve cell that connects to muscle fibers
neuromuscular junction
connection between motor neuron and muscle fibers
neurotransmitters
chemicals that go from neuron to muscle fibers
motor unit
a motor unit consists of motor neuron