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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

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Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

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Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

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GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

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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 three stages we go through to develop the ability of taking the role of the other. The three stages we go through to develop the ability of taking the role of the other.
A patient’s cognitive ability depends on his or her psychologic status, which is influenced by ... A patient’s cognitive ability depends on his or her psychologic status, which is influenced by ...
The muscle segment, muscle segment with sarcomere, and relaxed and contracted sarcomeres. The muscle segment, muscle segment with sarcomere, and relaxed and contracted sarcomeres.
Precussion Sounds in the Chest Precussion Sounds in the Chest
The bridging ability of IgM: (a) Pictorial view of IgM bridging of red cells. (b) Macroscopic view ... The bridging ability of IgM: (a) Pictorial view of IgM bridging of red cells. (b) Macroscopic view ...
Heart Sounds Heart Sounds
Video: Baroreceptor Reflex

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