Illicit drug use costs the United States approximately $181 billion every year.
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.
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Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.
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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.
A New Heart Cell
Sequence of patient positions for heart auscultation
Statistics Center (07/2016)
Heart valves in closed position viewed from the top.
Members of the British Punitive Expedition to Benin City