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Cards In This Set
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Rule #1
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The combining vowel is used when another root or suffix is added to the combining form and the added root word or suffix begins with a consonant.
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Rule #2
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The combining vowel is dropped when the root word or suffix added to the combining form begins with a vowel.
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Rule #3
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Words that end in certain letters, most notably "x," substitute a "c" when combined with suffixes or plural endings.
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Rule #4
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Many prefixes end in a vowel and can be added to a root word or combining form without change to either. Any exceptions to this rule will be noted as they occur.
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Abdomen/o
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Abdomen (ex. abdominal)
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Acro/o
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Extremities (ex. acromegaly)
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Arden/o
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Gland (ex. adenocarcinoma)
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Adenoid/o
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Adenoids (ex. adenoidectomy
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Adip/o
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Fat (ex. adipose)
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Aer/o
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Air (ex. aerobic)
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Alb/o
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White (ex. albino)
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Albumin/o
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Albumin (albuminanemia)
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Amni/o
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Amnion (amniotic)
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Amyl/o
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Starch (amylase)
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Angi/o
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Vessel= angiogram
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