Respuesta :
Capillary blood used for many home monitoring devices and several clia-waived poc tests including those that test blood for glucose, cholesterol, hemoglobin A1C, and hemotocrit levels.
Capillary blood :
Capillary blood is a mix of arterial and venous blood Oxygenated arterial blood goes into the capillaries from the right side of the heart through the lungs. There, oxygen and nutrients are delivered and carbon dioxide is exchanged.
What is the difference between capillary blood and venous blood?
In terms of pH and gasses, capillary blood is more similar to arterial blood than venous blood. Capillary plasma has larger quantities of proteins, calcium, and chloride and lower levels of potassium, sodium, and urea nitrogen than venous plasma.
Why do we use capillary blood?
Capillary blood sampling, which involves drawing blood from a puncture on the finger, heel, or earlobe, is becoming more popular in medicine. It has several advantages over venous blood sampling: it is less intrusive, needs less blood volume, and can be done fast and simply.
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