The ________ form was developed so it could be used with optical character recognition (OCR)

Why does increasing the FIO2 of a patient who has severe hypoxemia from capillary shunting have no effect on the patient's oxygenation?

A. because capillary shunting affects the PaCO2 more than it does the PaO2 B. because a large amount of the patient's ventilation is wasted C. because most of the ventilation enters normal alveoli in the apices where saturation is already 100% D. because gas exchange does not occur in alveoli devoid of perfusion

Which of the following is a buffer base?

a. A metabolite solution b. An electrolyte-specific solution c. The solution used to perform a three-point calibration d. Consists of hemoglobin, inorganic phos-phate, and negatively charged proteins