During venipuncture, how far above the site of the puncture is the tourniquet placed?

Which of the following is true regarding retrograde urography? 1. the ureters must be catheterized; 2. provides little physiologic information; 3. contrast is injected directly into the pelvicalyceal system

The concentration of iodine in ionic contrast media is:

The adult spinal cord is connected to how many pairs of nerves _______?

The area of the brain identified in the figure below is the:  

Which drug may be given to the patient before a double-contrast examination of the colon to relax the patient’s anxiety?

The radiographic recording of blood vessels in motion is termed:

Which of the following examinations requires the use of time markers on the images?1.   Stomach2.   Small intestine3.   Large intestine

Which of the following radiographs are taken during a single-contrast barium enema?1.   “Spot” images2.   “Filled” colon images3.   Postevacuation images

The nerves that extend below the the termination of the spinal cord and resemble a “horses tail” are called ______?