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Author Archives: Anonymous

PaO2 of 65. Fio2 of 50%. What is the PF ratio?

PaO2 of 65. Fio2 of 50%. What is the PF ratio?

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You are at the bedside of a newly intubated patient and rece…

You are at the bedside of a newly intubated patient and receive verbal vent settings from the doctor of RR- 12, Vt-480, PEEP- 5 and Fio2 of 100%. When charting in the patients record, you notice that the order is written as PEEP of 8. What is your best course of action?

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A 6yo has just entered the ER in respiratory arrest. Which d…

A 6yo has just entered the ER in respiratory arrest. Which drawer of the Broselow cart would you open?

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A 51 year-old asthmatic patient is struggling to initiate in…

A 51 year-old asthmatic patient is struggling to initiate inspiration on a mechanical ventilator that is operating in the assist-control mode. Which of the following settings would you first check in order to resolve of this problem?

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What factors determine safety to undergo a spontaneous breat…

What factors determine safety to undergo a spontaneous breathing trial?  1. Patient is hemodynamically stable (not on vasopressors or on a low dose of vasopressors)  2. FiO2 is less than or equal to 50%  3. PEEP less than or equal to 8 • 4. Patient can initiate an inspiratory effort (i.e. not apneic)

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A. In the mucous membrane of the above cross-section, is the…

A. In the mucous membrane of the above cross-section, is the epithelium stratified or simple? B. Explain why the epithelium of the esophagus is either stratified or simple. (hint: what is the function of the esophagus) C. Explain why, if epithelial tissue is scratched but not deep enough to reach the basement membrane, there is no bleeding.

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The primary goal of NIV in the acute care setting is to do w…

The primary goal of NIV in the acute care setting is to do which of the following?

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Reasons for the shift in oropharyngeal flora in patients rec…

Reasons for the shift in oropharyngeal flora in patients receiving invasive mechanical ventilation with endotracheal tubes include which of the following?

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You measure the spontaneous rate of breathing and VT on four…

You measure the spontaneous rate of breathing and VT on four patients receiving ventilator support. For which one is successful weaning most likely?

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A patient has acute pulmonary edema from left-sided heart fa…

A patient has acute pulmonary edema from left-sided heart failure and acute hypoxemic respiratory failure that has not responded to conventional pharmacological and oxygen therapy. As the next line of therapy, the respiratory therapist should recommend which of the following?

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