What is considered to be the single best indicator of effective ventilation?
a. PaO2
b. SaO2
c. PaCO2
d. pH
ANS: C
Arterial PaCO2 is considered the single best index of effective ventilation.
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What is the first step in determining the expiration date of a medication?
A) Calculate the total number of months remaining between today's date and the expiration date. B) Divide the total number of months remaining by 4, then add the result to the current date. C) Compare 6 months from today's date with the result of the calculated date and select the lesser of the two. D) Locate the expiration date assigned by the manufacturer.
A 56-year-old patient is in bed and unable to speak. Family members state that he had a stroke in the past and has been bedridden since then, but has always been able to talk, until a few hours ago when his speech became garbled. They also state that the last stroke left him paralyzed on his left side. Your assessment reveals that the patient is unable to speak, but has an open airway, adequate respirations, and a strong radial pulse. Additionally, you note that he is unable to move his right arm. Vital signs are within normal limits. What would be an appropriate step in the care on this patient?
A) Rapid transport to a stroke center B) Suction the mouth and then place an NPA C) Administer positive pressure ventilation D) Insert an oropharyngeal airway
The body has several means to produce heat as a part of the process called ____.
A. hypoperfusion B. hyperperfusion C. metabolism D. thermogenesis
_______________ is a strategy used to minimize the incidence of ventilator-induced lung injuries caused by positive-pressure ventilation.
Fill in the blank(s) with the appropriate word(s).