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Author Question: Acids are defined as: a. substances that donate hydrogen ions. b. substances that have a ph level ... (Read 92 times) |
Blood is approximately twice as thick as water because of the cells and other components found in it.
Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.
Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.