Medical Terminology / Rules for using singular and plural endings – Flashcards
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if a term ends in: -a
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form the plural by: dropping the -a and adding -ae singular = vertebra plural = vertebrae
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if a term ends in: -is
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form the plural by: dropping the -is and adding -es singular = arthrosis plural = arthroses
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if a term ends in: -ix -ex
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form the plural by: dropping the -ix or -ex and add -ices singular = appendix plural = appendices
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if a term ends in: -itis
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form the plural by: dropping the -itis and adding -itides singular = arthritis plural = arthritides
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if a term ends in: -nx
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form the plural by: dropping the -nx and adding -nges singular = phalanx plural = phalanges
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if a term ends in: -um
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form the plural by: dropping the -um and adding -a singular = endocardium plural = endocardia
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if a term ends in: -us
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form the plural by: dropping the -us and adding -i singular = digitus plural = digiti
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if a term ends in: -y
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form the plural by: dropping the -y and adding -ies singular = therapy plural = therapies
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provide definition and plural version of esophagus
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the tube joining the throat with the stomach plural = esophagi
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provide definition and plural version of larynx
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the voice box plural = larynges
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provide definition and plural version of fornix
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an arched structure plural = fornices
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provide definition and plural version of pleura
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the sac surrounding the lungs plural = pleurae
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provide definition and plural version of diagnosis
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The identification of the nature of an illness or other problem by examination of the symptoms plural = diagnoses
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provide definition and plural version of myocardium
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muscular tissue of the heart plural = myocardia
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provide definition and plural version of cardiomyopathy
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chronic disease of the heart plural = cardiomyopathies
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provide definition and plural version of hepatitis
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inflammation of the liver plural = hepatites
