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Eyes Vocab
eyes vocab
Term | Definition |
---|---|
Actin | thin muscle fibers |
Myosin | thick muscle fibers |
Sarcomere | repeating pattern of units along each muscle fiber |
Motor Neuron | neurons that control effectors like muscles and glands |
Neurotransmitter | chemical released by neurons that allow impulses to pass across synapse |
Neuromuscular Junction | synapse between a motor neuron and a muscle fiber |
Acetylcholine | neurotransmitter that causes muscles to contract |
Creatine Phosphate | molecule needed to regenerate ATP from ADP |
Troponin | protein that is part of an actin filament |
Synapse | gap between two neurons or between a neuron and effector |
Threshold Stimulus | strength and stimulation needed for a muscle to respond |
Recruitment | increase in the number of motor neurons being activated during a muscle contraction |
Muscular Hypertrophy | term for the growth and increase of the size of muscle cells |
Muscle Cramp | an involuntary and forcibly contracted muscle that does not relax |
Oxygen Debt | amount of oxygen liver cells require to convert accumulated lactic acid into glucose |