What is the value of determining the lower inflection point during measurement of the pres-sure-volume curve?
a. Best tidal volume
b. Best PEEP level
c. To determine best airway size
d. To determine type of ventilator inspiratory flow pattern
ANS: B
A recommended strategy for setting PEEP is to set a level slightly above the lower inflection point with the goal of recruitment and stabilization of dependent alveoli that would otherwise sustain injury from repetitive opening, closing, and reopening during tidal ventilation.
You might also like to view...
In 1966 the National Highway Safety Act charged which of the following agencies with the development of emergency medical service standards?
A) U.S. Department of the Interior B) U.S. Department of Health Services C) U.S. Department of Homeland Security D) U.S. Department of Transportation
Which of the following best describes a hematocrit test?
a. Ratio of the volume of packed red blood cells b. Requires a large amount of blood c. Measures the total volume of WBCs d. Requires filling one capillary tube
Different aspects of ethical problems include culture, laws, rights, morals, etc
Indicate whether the statement is true or false
What is the strongest risk factor for pancreatic cancer?
A. unprotected sex B. alcohol consumption C. high fat diet D. smoking