Sustained muscle contraction; rapid stimulation
Tetanus
Releases calcium into the sarcomere
Sarcoplasmic Reticulum
Increased force of muscle contraction
Recruitment
Calcium is pumped back into the SR
Muscle relaxes
Terminates events in the neuromuscular junction
ACh is inactivated
Carries oxygen
Myoglobin
refers to a motor neuron and the muscle fibers that the neuron supplies
Motor unit