A radiographer is performing an AP knee radiograph using AEC. The manual technique for this exam would be 12 mAs at 80 kVp. The backup mAs the radiographer should set would be

A patient with chronic hypercapnia placed on an FiO2 of 0.6 starts hypoventilating. What is a possible cause of this phenomenon?

a. Decreased cardiac output b. O2 toxicity c. O2-induced hypoventilation d. Absorption atelectasis

A negative glucose oxidase test and a positive test for reducing sugars (Clinitest) indicates:

A) false-negative glucose oxidase reaction. B) true glycosuria. C) a trace quantity of glucose. D) the presence of a nonglucose reducing sugar such as galactose.