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ANESTHESIA TECHNICIAN

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Soda lime granules become exhausted after several hours of<br />

use and will no longer absorb CO 2<br />

A few simple chemical reactions convert CO 2 to calcium carbonate<br />

The use of depleted granules may result in excessive CO 2<br />

delivery to the patient, leading to hypercapnia<br />

Silicate is added to soda lime to harden granules<br />

CARBON DIOXIDE ABSORPTION<br />

27

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