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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
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When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.
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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.
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Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.
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All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.
Long-day stimulation of flower development in Arabidopsis.
Hormonal control of insect development.
Structure of the ovary and uterine (fallopian) tube. Figure illustrates stages of ovum development a
Measuring Social Development
Regulation of phosphoprotein phosphatase 1 (PP1) in liver
Development of the Nervous System: Transverse section