Answer:
If a pregnant client in her third trimester is diagnosed with supine hypotension syndrome, the nurse would instruct the client to avoid lying flat on her back and to lie on her side instead. This condition occurs when the gravid uterus compresses the inferior vena cava when the client is in a supine position, leading to decreased blood flow and hypotension. Therefore, the client should be positioned on her left side to alleviate the pressure on the vena cava and improve blood flow. The nurse should also monitor the client's blood pressure and heart rate and report any abnormalities to the healthcare provider.
Step-by-step explanation: