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Author Question: Which city in Texas began operating a light-rail system in 1996, becoming the first city in the ... (Read 94 times) |
Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.
Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.
More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.