The control variables most often used to ventilate infants are which of the following?
a. Volume limited, time cycled ventilation
b. Pressure limited, time cycled ventilation
c. Pressure limited, pressure cycled ventila-tion
d. Volume limited, volume cycled ventilation
ANS: B
Infant ventilators most often limit the pressure delivered and end inspiration using inspiratory time. Volume limited, volume cycled ventilation is volume-controlled ventilation. Pressure lim-ited, pressure cycled ventilation is the type of breath used during intermittent positive pressure breathing (IPPB).
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Oxygenation refers to:
A. the process of moving air in and out of the body. B. the process of using oxygen in the body and transporting waste products. C. placing a oxygen mask on a patient. D. levels of oxygen in the blood that will be carried to the body.
A patient with a history of diabetes is confused and irritable. According to family members, he accidentally took too much insulin this morning and did not eat breakfast. Since he is conscious with an intact gag reflex, medical command orders you to administer oral glucose. Which one of the following best represents the indication for the medication?
A) Medical command authorization B) Confusion and irritability C) History of diabetes D) High blood sugar
Which statement is incorrect?
A. Electrical shock is not a hazard in the medical office. B. Extension cords should never be used in a medical office. C. A surge protector must never be plugged into another surge protector. D. Surge protectors should be used for all electronic equipment.
Your patient is a 54-year-old male who is unresponsive and cyanotic and has agonal respirations. A "quick look" shows ventricular tachycardia. Which of the following is most important when determining the immediate treatment of this patient?
A) How long he has been "down" B) Whether he has a pulse C) Whether he is allergic to lidocaine D) Whether he has an implanted cardioverter-defibrillator