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Q & A: blood by the numbers

Q. My husband weighs, twice as much as I do. How does his blood volume with me?

A. blood volume depends on many factors and is highly variable but estimates based on size, weight and gender can be made, and an online calculator is based on the last research available at easycalculation.com/medical/blood-volume.php.For a 200 pound the blood volume on 7.2 litres or about seven and a half litre appreciated. for a 100 pounds is six foot male, five feet female is the estimate three and a half litres or 3.7 liters.

The normal range for a grown man is usually in five to six quarts.Updated, semiautomated method of getting a fast and reliable estimate of the blood volume using radioactive tracer is in a 2003 article in the journal of technology nuclear medicine diskutiert.abrufen such a reading is important in many areas of treatment as perfusion or injection a therapeutic compound in a patient blood supply."Of course bigger people have varies also larger volumes of blood and blood volume of body composition," the article stated.

"First attempts, normal blood volume forecasts body weight, with different conditions for men used a fixed ratio of blood volume and Frauen.Allerdings is bold much less vascular as lean tissue, two people can equal weight with different body compositions have significantly different normal blood volumes."

C. CLAIBORNE RAY

Readers are invited Avenue, New York, n.y 10018, question, science times, the New York, to ask questions to 620 8th times by post or by E-mail to question@nytimes.com.


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