Rh antibody
- noun
- /ɑr eɪtʃ ˈæntɪˌbodi/
- Specialized
- The presence of Rh antibody can cause complications in blood transfusions.
Examples
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Testing for Rh antibody is a routine part of prenatal care.
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If the mother has an Rh antibody, special precautions may be needed during pregnancy.
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The doctor tested for Rh antibodies before the transfusion.
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Is it necessary to check Rh antibodies during pregnancy?
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Doctors monitor the levels of Rh antibody during pregnancy to ensure the health of the baby.
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An Rh antibody test is vital in determining compatibility before a blood transfusion.
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Complications may arise if the mother's Rh antibody levels are not managed during pregnancy.
Surface Forms
Morphology
The noun phrase 'Rh antibody' is compositionally built from 'Rh' (the Rhesus antigen on red blood cells) and 'antibody' (a protein that targets antigens), so a learner who knows both constituents can infer it means an antibody directed against the Rh factor. The clinical implications (transfusions/pregnancy) are additional context but not needed to derive the basic meaning, and the formation is a straightforward, cross-linguistically common noun–noun compound.
Etymology
Rh antibody may come from early studies with Rhesus monkeys: scientists called a blood feature Rh, and an antibody is a protein that fights things the body sees as not part of it. So a Rh antibody is a protein that can 'attack' the Rh feature on red blood cells, and that is why it can cause problems in pregnancy or blood transfusions.