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1. What test is used to determine titers of maternal antibodies?
- Coomb’s test
- Western blot
- Electrophoresis
- Indirect Coomb’s test
2. RhoGAM is effective in what percentage of cases
- 100%
- 99%
- 87%
- 83%
3. As a physician assistant practicing in OB you provide routine prenatal care for pregnant women. A blood test reveals that one of your patients has a blood type of A (-) and you believe there is a possibility that the baby is Rh (+). At what point will you give her the first does of RhoGAM?
- At her first prenatal visit
- at 20 weeks gestation
- at 28 weeks gestation
- with 72 hours of the delivery