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The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

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Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

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More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

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Thyroid conditions may make getting pregnant impossible.

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Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Cardiac catheterization. Insertion of a tube called a catheter through a blood vessel. In this examp Cardiac catheterization. Insertion of a tube called a catheter through a blood vessel. In this examp
Kidney-Leaf Buttercup Kidney-Leaf Buttercup
nephron - functional unit of the kidney nephron - functional unit of the kidney
Wedge-shaped oil film developed below a moving block. Wedge-shaped oil film developed below a moving block.
The upper intake manifold, often called a plenum, attaches to the lower intake manifold. The upper intake manifold, often called a plenum, attaches to the lower intake manifold.
Different forms of a gene are called alleles Different forms of a gene are called alleles
Video: Nucleic acid digestion - brush border enzymes, end products & transport mechanism

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