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Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
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?
Women are 50% to 75% more likely than men to experience an adverse drug reaction.
Did you know?
The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.
Did you know?
The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").