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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
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Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.
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Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.
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More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
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Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).
The small-scale distribution of different tree species in a Douglas-fir forest is determined by both
The supralaryngeal airway in a chimpanzee and a human.
Evolution of Primate Species
The human gustatory system.
Human Body Parts
Occurrence of Barr bodies in various human karyotypes