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Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

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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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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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There are 60,000 miles of blood vessels in every adult human.

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Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

Parts of the Hand Used in Palpation; Palmar Surface Parts of the Hand Used in Palpation; Palmar Surface
The proportion of obese and extremely obese adults in the United States has increased over the past The proportion of obese and extremely obese adults in the United States has increased over the past
Bio Chart Bio Chart
Self-crossing F2 plants to produce an F3 generation shows that there are two different genotypes amo Self-crossing F2 plants to produce an F3 generation shows that there are two different genotypes amo
A bell-shaped, or “normal,” curve shows the distribution of phenotypes for traits controlled by ... A bell-shaped, or “normal,” curve shows the distribution of phenotypes for traits controlled by ...
Chart showing average yearly dose of radiation from natural and human-made sources Chart showing average yearly dose of radiation from natural and human-made sources
Video: Oogenesis Animation

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