A 36-week gestational age infant is receiving high-frequency oscillatory ventilation for the management of pulmonary interstitial emphysema (PIE). The respiratory therapist increases the oscillatory amplitude on the ventilator by physician order. The therapist is most likely addressing which of the following?
A. metabolic acidosis
B. alkalosis
C. excessive fetal hemoglobin
D. hypercapnia
Answer: D. hypercapnia
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Which statement regarding the placenta, made by your EMT partner while reviewing the OB/GYN protocols, is most accurate?
A) "The EMT must deliver the placenta by applying gentle pressure to the abdomen after the baby has been born." B) "The placenta is full of bacteria and should not be transported in the ambulance near the baby." C) "It is essential that the mother not be moved until the placenta has been delivered." D) "The placenta typically delivers itself within 20 minutes of the birth of the baby."
A cylinder has "DOT 3AL 2015" stamped on it. What does the 3AL stand for?
a. Manufacturer's initials b. Constructed of heat-treated, high-strength steel c. Required to undergo hydrostatic testing every 3 years d. Constructed of specially prescribed seam-less aluminum alloys
Which of the following occlusal radiographs yields more information about the location of tori and impacted or malpositioned teeth and calcifications of soft tissues?
a. Maxillary anterior topographical b. Maxillary posterior topographical c. Mandibular posterior topographical d. Mandibular cross-sectional
The generic name for Lopressor is
alprazolam metoprolol nifedipine nitroglycerin