Which two anesthetics cause vasodilation? (mark all that apply)
Why does the heart rate increase in patients given isoflurane and desflurane?
baroreceptor reflex is stimulated as the vessels dilate and stimulate the heart rate to increase
How do anesthetic agents decrease sensitivity to PaCO2?
depress the respiratory control center in the medulla
Atalectasis is common when breathing 100%O2. Why is this?
Normally the nitrogen in the air is not absorbed into the blood and this gas keeps the alveoli open. When breathing 100% O2, all the oxygen may dissolve into the blood and leave no gas in the alveoli to maintain its patency.
What does inhalant anesthetics do to renal blood flow, glomerular filtration and urine output?
Which anesthetic is the least effective at maintaining oxygen delivery to the liver?
Which anesthetic is very well tolerated for mask induction?
Which anesthetic can produce compound A, a renal toxic substance, that may accumulate in the breathing circuit?
Why is desflurane unacceptable for mask induction?
causes intense airway irritation, cough, laryngospasms, and excitation
Why is Nitrous oxide contraindicated in cases of pneumothorax, pneumoperitoneum, GDV, etc?
because it diffuses into air-filled cavities and can make these situations worse