A nurse is reinforcing teaching with a client who is at 36 weeks of gestation and is about to undergo an amniocentesis.Which of the following information should the nurse include in the instructions?

"I will need to give you Rh(D) immune globulin because you are Rh positive.”

"You will need to have an empty bladder for the test.”

"You will have to lie on your left side during the test.”

"You will have to drink 50 grams of oral glucose before the test.”