The familiar sounds of your heart are made by the heart's valves as they open and close.
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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
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In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.
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There are more sensory neurons in the tongue than in any other part of the body.
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There are approximately 3 million unintended pregnancies in the United States each year.
Conduction of pain impulses.
The correct statement about hormones-insulin and glucagon
Pain scale
Patellofemoral Pain Syndrome
Analgesics Used for Dental Pain: Nonsteroidal Anti-Inflammatory Drugs- Salicylates and Other ...