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Author Question: A nurse infers from data collection that two nursing diagnoses are possible and verifies the nursing ... (Read 63 times) |
In 1864, the first barbiturate (barbituric acid) was synthesized.
The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
The familiar sounds of your heart are made by the heart's valves as they open and close.
To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.
Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.