Which substance in the alveoli is responsible for lowering the surface tension?
A. saline
B. pulmonary surfactant
C. plasma
D. mucus
Answer: B
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When people can depend on you to do what you say you are going to do, when you say you will do it, you are said to be:
A) Reliable B) Accountable C) Professional D) Enthusiastic
An employee who is injured on the job, requires treatment, and is able to return to work after retraining is categorized as having an injury:
A) without disability. B) with temporary disability. C) with permanent disability. D) requiring vocational rehabilitation.
What range is now recommended for tidal volumes (VT) in a patient with ARDS who is being mechanically ventilated?
a. 4 to 6 ml/kg b. 6 to 10 ml/kg c. 6 to 8 ml/kg d. 10 to 12 ml/kg
Which membrane covers the surface of the lungs?
a. ciliated mucosa b. pericardium c. parietal pleura d. visceral pleura