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Did you know?
Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.
Did you know?
Blood is approximately twice as thick as water because of the cells and other components found in it.
Did you know?
There are more sensory neurons in the tongue than in any other part of the body.
Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.
Did you know?
Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.