Rating Newest Oldest. Best Answer: Natural gas is piped to your home as a vapour while propane is stored as a liquid in portable containers. You are still burning vapour not liquid with a propane appliance. When you draw off the vapour and burn it, the liquid in the tank boils to create more vapour. It also expands 270 times as it changes from a liquid to a vapour, so that is why a small tank lasts so long!
It is made up of the central nervous system, containing the spinal cord the brain, and the peripheral nervous system, containing the nerves, the sensory organs as well as other elements. A nervous system disorder is a malfunction that causes abnormalities in the nerves, spinal cord, or brain.
Parkinsons Disease. In a healthy brain, certain nerve cells produce the chemical dopamine. Dopamine transmits signals throughout the brain to coordinate smooth muscles movement. In Parkinson's patients, these dopamine-producing cells are damaged, dead, or have otherwise degenerated. This causes the nerve cells to fire erratically, leaving patients unable to control their movements.