Which of the following are considered types of EMCO? 1. VV 2. AV 3. VA
a. 1 and 3 only
b. 1 and 2 only
c. 2 and 3 only
d. 1, 2, and 3
ANS: D
The most common form of ECLS is Extracorporeal Membrane Oxygenation (ECMO). There are three general types of ECMO support, venoarterial (VA), venovenous (VV), and emerging arte-riovenous (AV) support.
Health Professions
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How does the ability of carbonic acid in changing the blood pH compare to that of the bicarbonate ion?
A. six times more powerful B. twenty times more powerful C. one-twentieth as powerful D. one-sixth as powerful
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Blocking access to a facility's computer systems by unauthorized users is accomplished through the use of
A. encryption programs. B. hack prevention services. C. firewalls. D. special hardware.
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