Which of the following would indicate that contrast medium has infiltrated the surrounding tissue: 1. swelling; 2. burning;    3. discoloration

The common reactions to contrast media include: 1. warmth; 2. flushing; 3. anaphylactic reaction

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