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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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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

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Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

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For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

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The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

The approval of a new drug is a four-stage process: (1) preclinical investigation, (2) clinical inve The approval of a new drug is a four-stage process: (1) preclinical investigation, (2) clinical inve
Temperament refers to stable differences in the emotional reactions of different children to similar ... Temperament refers to stable differences in the emotional reactions of different children to similar ...
Postage meters are used for large mailings. Postage meters are used for large mailings.
Large intestine. Large intestine.
Large facial tumor due to malignant Burkitt’s lymphoma, a non-Hodgkin’s lymphoma. Large facial tumor due to malignant Burkitt’s lymphoma, a non-Hodgkin’s lymphoma.
Many different types of labels may be found on packages containing hazardous materials. Clockwise ... Many different types of labels may be found on packages containing hazardous materials. Clockwise ...
Video: Carbohydrate digestion (brush border enzymes, end products) & Carb absorption (fructose, galactose)

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