What a Prefix Does to a Term
This video presents the same text shown beside it, spoken and on screen. It adds nothing the text does not say.
State
A prefix modifies a medical term by position, direction, number, time, speed, or negation, without changing what kind of term it is.
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Carditis is inflammation of the heart; pericarditis places that inflammation around the heart.
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Most medical terms carry no prefix. Its absence is not a missing piece.
Builds on
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- 0132 peri-: Around
- 0134 inter-: Between
- 0138 epi-: Upon or Above
- 0139 sub-: Below
- 0141 retro-: Backward or Behind
- 0142 ante-: Before
- 0146 hyper-: Excessive
- 0148 macro-: Large
- 0150 poly-: Many
- 0152 hemi- and semi-: Half
- 0156 tachy-: Fast
- 0158 a- and an-: Without
- 0162 neo-: New
- 0163 pan-: All
- 0164 auto-: Self
- 0167 dia-: Through or Complete