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Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

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The horizontal fraction bar was introduced by the Arabs.

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People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

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There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

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A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Healed bone fractures can provide clues about activities and fresh fractures can yield information a Healed bone fractures can provide clues about activities and fresh fractures can yield information a
CS-US Relationships Predict Conditioning CS-US Relationships Predict Conditioning
Vertebral regions showing the four spinal curves. Vertebral regions showing the four spinal curves.
The answer to “What is the proper role of children in an economy?” varies by social class, ... The answer to “What is the proper role of children in an economy?” varies by social class, ...
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Survivorship curves for people in the United States in the early 20th and early 21st centuries Survivorship curves for people in the United States in the early 20th and early 21st centuries
Video: Role of ATP in muscle movement

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