The patient should void before the exam for the following reason(s). Group of answer choices 1. None of these answers apply. 2. All of the above Help the patient feel more comfortable during the eam 3. Full bladder could rupture, especially if compression is applied, and urine already present in bladder dilutes contrast medium. 4. Full bladder could rupture, especially if compression is applied.

3. Full bladder could rupture, especially if compression is applied, and urine already present in bladder dilutes contrast medium

Explanation:

When the urine dilutes the contrast medium, it is necessary for the patient to empty their bladder because otherwise the test results will not be clear, in addition if they feel pain due to compression, it is important to stop the procedure and  the doctor have to determine what is happening.