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The familiar sounds of your heart are made by the heart's valves as they open and close.

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The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

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Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

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By definition, when a medication is administered intravenously, its bioavailability is 100%.

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Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Using a sphygmomanometer to measure blood pressure. Using a sphygmomanometer to measure blood pressure.
Calipers being used to measure body fat on the triceps of a patient. Calipers being used to measure body fat on the triceps of a patient.
When the number of miles traveled is considered, drivers under 25 years of age and those over 70 are ... When the number of miles traveled is considered, drivers under 25 years of age and those over 70 are ...
Schematic drawing of a permeation test cell used to measure the permeation rate of chemicals through ... Schematic drawing of a permeation test cell used to measure the permeation rate of chemicals through ...
Ways to Measure Percentage of Body Fat Ways to Measure Percentage of Body Fat
The Dose-Effect Relationship, Showing (A) Drug Potency and (B) Drug Efficacy (Or Effectiveness) The Dose-Effect Relationship, Showing (A) Drug Potency and (B) Drug Efficacy (Or Effectiveness)
Video: Wound Care

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