After accounting for the compressed volume loss on a stable adult patient receiving vol-ume-controlled continuous mandatory ventilation at a preset volume of 500 ml, you still note a 150-ml difference between the expected and the actual delivered volume

Which of the following is most likely causing this problem?
a. Gas absorption across the alveolar mem-brane
b. Increase in the respiratory quotient
c. Bronchopleural fistula or pneumothorax
d. Leak in the patient-ventilator system


ANS: D
An additional factor that can cause a patient to receive less volume than the ventilator delivers is a leak.

Health Professions

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Answer the following statement true (T) or false (F)

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Traumatic fractures are described based on a combination of criteria. Which of the following is NOT one of the criteria?

A) Body region B) Open or closed C) Disease process D) Displaced or nondisplaced

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Continuous seizures without __________ of consciousness are termed status epilepticus

Fill in the blank(s) with correct word

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Arterial specimens should be tested ________ after being drawn.

A. within one hour B. within one-half hour C. ASAP (as soon as possible) D. immediately

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