During a double-contrast BE procedure the radiologist suspects a polyp in the descending colon. Which position would best demonstrate this?

Which of the following statements best describes the general reactivity of alkynes?    

Air has an average density of 0.001226 g/mL. What volume of air would have a mass of 1.0 lb? [454 g = 1 pound]

A radiograph of the left SI joint demonstrates it open and clearly seen. Which of the following positions was performed?

A radiograph of an AP KUB reveals that the obturator foramina are cut off from the bottom of the image. The kidneys and symphysis pubis are demonstrated. What centering adjustments should the technologist make to improve this image?

Which of the following describes an unsymmetrical addition reaction?

When cyclohexene is treated with KMnO4 and then H2O, a syn-1,2-diol is produced. What reaction occurs when benzene is similarly treated?

A radiograph of an AP oblique foot with medial rotation demonstrates considerable superimposition of the third through fifth metatarsals. How must the original position be changed to eliminate this problem?

What Celsius temperature corresponds to -4.6°F?

A patient enters the ER with a possible basilar skull fracture. Which of the following skull projections would best demonstrate any blood present in the sphenoid sinus?