Lynette Is Having Chorionic Villus Sampling to Check for Embryonic

Multiple Choice

Lynette is having chorionic villus sampling to check for embryonic genetic and developmental disorders.Her doctor prepares her by telling her the procedure is performed by

A) inserting a syringe into the mother's spinal column and extracting cerebrospinal fluid.
B) inserting a syringe into the mother's abdominal wall and extracting fluid.
C) taking a small sample of blood from the placenta.
D) taking a small sample of the outer wall of the membrane in which the embryo develops.