A monitor's screen size is measured in inches ________
a. horizontally
b. diagonally
c. vertically
d. metrically
b
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The first arterial blood gas for an asthma patient in the emergency department reveals: pH 7.49; PaCO2 30; PaO2 82; SaO2 95%; HCO3? 24 on a nasal cannula 3 L/min
The patient's peak expiratory flow rate was 165 L/min, respiratory rate was 16 breaths/min, and pulse 106 beats/min. After continuous aerosolized albuterol over the past hour, the patient's cur-rent ABG results are as follows: pH 7.34; PaCO2 45; PaO2 49; SaO2 79%; HCO3? 25 on a high flow nasal cannula 15 L/min. The patient's peak expiratory flow rate is 95 L/min, respiratory rate 35 breaths/min, pulse 128 beats/min, and the patient is diaphoretic. The respiratory therapist should suggest which of the following at this time? a. Change to a nonrebreather mask. b. Begin continuous positive airway pressure. c. Intubate and initiate mechanical ventila-tion. d. Initiate noninvasive positive pressure ven-tilation.
What is the superior portion of the sternum called?
A. manubrium sterni B. body C. maxilla sterni D. xiphoid process
The application of heat to a body part causes dilation of blood vessels and allows more blood to circulate to injured tissues.
Answer the following statement true (T) or false (F)
From 97% and 90% saturation on the oxyhemoglobin dissociation curve, what change occurs in the PO2?
a. It falls from 75mm hg to 60 mm Hg b. It rises from 60 mm Hg to 100 mm Hg c. It rises from 27mm Hg to 40 mm Hg d. It falls from 100mm Hg to 60 mm Hg