The client is undergoing an amniocentesis at 16 weeks’ gestation to detect the presence of biochemical or chromosomal abnormalities. Which instructions should the nurse reinforce to the client? 1. The...

The client is undergoing an amniocentesis at 16 weeks’ gestation to detect the presence of biochemical or chromosomal abnormalities. Which instructions should the nurse reinforce to the client?

1. The bladder must be full during the examination. 2. The bladder must be empty during the examination. 3. She should not eat or drink anything 4 to 6 hours before the examination. 4. She will be given Rho (D) immune globulin because she is Rh positive