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Ch 2 Common Prefixes
Medical Terminology by Marjorie Canfield, Chapter 2
| Question | Answer |
|---|---|
| a- | without aphonia |
| an- | without (anaerobic) |
| anti- | against, opposed to (anticoagulant) |
| contra- | against, opposed to (contraception) |
| de- | from, down, or not (decapitate) |
| ab- | away from (abnormal) |
| ad- | to, toward, or near (adhesion) |
| circum- | around (circumvascular) |
| peri- | around (periosteum) |
| dia- | across or through (dialysis) |
| trans- | across or through (transmission) |
| e- | out or away (edentia) |
| ec- | out or away (eccentric) |
| ex- | out or away (excise) |
| ecto- | outside (ectopic) |
| exo- | outside (exocrine) |
| extra- | outside (extravascular) |
| en- | within (encapsulate) |
| endo- | within (endoscope) |
| intra- | within (intradermal) |
| epi- | upon (epidermal) |
| inter- | between (intercostal) |
| meso- | middle (mesophormic) |
| meta- | beyond, after, or change (metastasis) |
| para- | alongside of or abnormal (paramedic) |
| retro- | backward or behind (retrograde) |
| sub- | below or under (sublingual) |
| infra- | backward or behind (infraumbilical) |
| bi- | two or both (bilateral) |
| hemi- | half (hemicephalic) |
| semi- | half (semilunar) |
| hyper- | above or excessive (hyperlipemia) |
| hypo- | below or deficient (hypothermia) |
| macro- | large or long (macrocyte) |
| micro- | small (microlith) |
| mono- | one (monochromatic) |
| uni- | one (unilateral) |
| oligo- | few or deficient (oliguria) |
| pan- | all (panacea) |
| poly- | many (polyphobia) |
| multi- | many (multicellular) |
| quadri- | four (quadriplegia) |
| super- | above or excessive (supernumerary) |
| supra- | above or excessive (suprarenal) |
| tri- | three (triangle) |
| ultra- | beyond or excessive (ultrasonic) |
| ante- | before (antepartum) |
| pre- | before (premature) |
| pro- | before (prognosis) |
| brady- | slow (bradycardia) |
| tachy- | fast (tachycardia) |
| post- | after or behind (postoperative) |
| re- | again or back (reactivate) |
| con- | together or with (congenital) |
| syn- | together or with (syndactylism) |
| sym- | together or with (symbiosis) |
| dys- | painful, difficult, faulty (dysphonia) |
| eu- | good or normal (eugenic) |
| neo- | new (neoplasia) |