Questions and Answers
What is a prefix?
short word part added before a word root to modify the meaning
What does the prefix 'uni-' mean?
What does the prefix 'bi-' mean?
Which of the following signifies the concept of duality?
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What does the prefix 'hemi-' mean?
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What does the prefix 'anti-' mean?
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What does the prefix 'cyan/o-' represent?
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Which prefix means 'not'?
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What does the prefix 'macro-' mean?
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Which prefix indicates something is 'false'?
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Study Notes
Medical Terminology - Prefixes
- A prefix is a short word part added before a word root to modify its meaning.
- Common prefix indicating "one" includes Uni-, as in unilateral (affecting one side).
- Contra- indicates opposition, as in contralateral (opposite side).
Numeric Prefixes
- Prim/i- signifies "first."
- Mon/o and Uni- both translate to "one."
- Hemi- means "half" or "one side."
- Semi- also indicates "half" or "partial."
- Bi- and Di- refer to "two" or "twice."
- Dipl/o means "double."
- Tri- denotes "three."
- Quadr/i- and Tetra- each indicate "four."
- Multi- signifies "many."
- Poly- means "many" or "much."
Color Prefixes
- Cyan/o- stands for "blue."
- Erythr/o- signifies "red."
- Leuk/o- indicates "white" or "colorless."
- Melan/o- represents "black" or "dark."
- Xanth/o- translates to "yellow."
Negative Prefixes
- A-, An- means "not," "without," or "lack of."
- Anti- signifies "against."
- Contra- also means "against," "opposite," or "opposed."
- De- indicates "down," "without," "removal," or "loss."
- Dis- means "absence," "removal," or "separation."
- In-, Im- (before b, m, p) indicates "not" or "lack of."
- Non- means "not."
- Un- also signifies "not."
Directional Prefixes
- Ab- means "away from."
- Ad- signifies "toward" or "near."
- Dia-, Per-, Trans- all mean "through."
Degree Prefixes
- Hyper- indicates "over," "excess," or "abnormally high."
- Hypo- signifies "under," "below," or "abnormally low."
- Olig/o- denotes "few" or "scanty."
- Pan- means "all."
Size and Comparison Prefixes
- Equi- signifies "equal" or "same."
- Eu- means "true," "good," or "normal."
- Hetero- translates to "other," "different," or "unequal."
- Homo- and Homeo- both signify "same" or "unchanging."
- Iso- means "equal" or "same."
- Macro- indicates "large" or "abnormally large."
- Mega- or Megalo- also means "large" or "abnormally large," but "Mega-" can refer to "1 million."
- Micro- denotes "small," also meaning "1 millionth."
- Neo- signifies "new."
- Normo- stands for "normal."
- Ortho- means "straight," "correct," or "upright."
- Poikilo- indicates "varied" or "irregular."
- Pseudo- translates to "false."
- Re- signifies "again" or "back."
Time and Position Prefixes
- Ante- means "before."
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Description
Test your knowledge of prefixes in medical terminology with this flashcard quiz. Focus on how prefixes modify meanings in various contexts. Perfect for students looking to enhance their understanding of medical language.