Your patient is a 72-year-old man with a history of COPD. He is complaining of shortness of breath and his pulse oximeter reading is 74 percent on room air. You hear very little air movement upon auscultation over the lung fields. Which of the following statements is TRUE regarding the appropriate treatment for this patient?
A) Administer high flow oxygen and give ventilatory assistance if necessary.
B) Withhold oxygen due to the patient's hypoxic drive.
C) Have the patient breathe into a paper bag to increase the PaCO2.
D) Immediately administer 1 amp of sodium bicarbonate to decrease acidosis.
A
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Which of the following best defines the term "solution"?
A) A combination of two or more different chemical elements in which the atoms of the different elements are held together by chemical bonds B) A heterogeneous combination of two or more substances where the properties of each individual substance are absorbed by the other(s) C) A homogeneous mixture of two or more substances that do not chemically react with each other D) A mixture of two or more substances that results in a change in the molecular composition of each substance
Five minutes have passed since you assisted in the delivery of a full-term baby boy. Based on your knowledge of physiological changes in the neonate, which would be most concerning?
A) Heart rate of 88 beats per minute B) Respiratory drop from 52 to 38 breaths per minute C) Rectal temperature of 99.8 degrees Fahrenheit D) Systolic blood pressure of 70 mmHg