Exploring the Southern Constellations. September 2008 : In the summer of 1865, noted American newspaperman and politician Horace Greeley penned, in an editorial, an admonishment to young civil servants in Washington DC. Greeley urged those who complained of low pay grades in the Capitol area to âGo west, young man!â.
When your muscles can't get enough oxygen during a short burst of exercise, they start to make use of a pathway called lactic acid fermentation, which generates a small three-carbon compound called lactic acid or lactate as a byproduct of glucose breakdown.
Basically, acetylcholine is the neurotransmitter or chemical messenger that the nerve cell uses to communicate with the muscle cell. The result of this communication is electrical excitation of the muscle cell, what we call an action potential.The action potential of the muscle cell activates that muscle and causes the muscle cell to contract or shorten.he result of this communication is electrical excitation of the muscle cell, what we call an action potential. The action potential of the muscle cell activates that muscle and causes the muscle cell to contract or shorten.