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What is the primary function of an anesthesia machine? - ANSWER
✔✔To receive oxygen and nitrous oxide from supply lines and deliver
these gases to the patient.
What do flow meters on an anesthesia machine measure? -
ANSWER ✔✔The ratio of the oxygen and nitrous oxide mixture as
well as the rate of delivery in liters per minute.
What device measures the exact amount of oxygen in the anesthetic
mixture? - ANSWER ✔✔An oxygen analyzer and monitor.
, What happens if the oxygen level in the mixture falls below 20%? -
ANSWER ✔✔An alarm will sound to warn of an unsafe mixture of
gases.
What is the role of a vaporizer in anesthesia? - ANSWER ✔✔To
convert liquid anesthetic agents into gases suitable for delivery with
other gases.
Why is periodic maintenance and calibration of vaporizers essential? -
ANSWER ✔✔To ensure the safe delivery of inhalation anesthetic
agents.
What is the purpose of a ventilator in anesthesia? - ANSWER ✔✔To
breathe for the patient using positive and negative pressures to move
anesthetic gases into and out of the lungs.
What alarms should be present when a ventilator is in use? -
ANSWER ✔✔High and low pressure alarms to indicate excessive
pressure or a disconnect.
What does a regulator fail-safe mechanism do in anesthesia machines?
- ANSWER ✔✔Stops the delivery of nitrous oxide or other gases
automatically when oxygen delivery falls below 30%.