The Nurse Is Preparing a Client for a Multiple Gated

The nurse is preparing a client for a multiple gated acquisition (MUGA) scan. What would be an important instruction for the nurse to give a client who is to undergo a MUGA scan?

A) Avoid any activity at least 2 hours before the test.
B) Drink plenty of fluids during the test.
C) Avoid dairy products a day before and a day after the test.
D) Lie very still at intermittent times during the test.