Medical Words and Word Parts

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Prefix Combining Form Suffix

a-dys-

brady-endo-tachy-peri-

-a-itis

-ology-emesis-pnea

-ectomy

bronch/ocardi/ogastr/ohepat/opne/o

nephr/o

Size, Shape, Color,

Direction….

The part of the body.

Prefix Infor. or describes test

or problem

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Prefix

a-allo-brady-hetero-macro-micro-

nulli-para-peri-poly-supra-tachy-

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a- (no; not; without)

allo- (other)

brady- (slow)

hetero- (different)

macro- (large)

micro- (small)

nulli- (none)

para- (near; beside; abnormal; apart from; along the side of)

peri- (surrounding)

poly- (many; much)

supra- (above; upper)

tachy- (fast)

Combining Forms

cardi / o

root slash

cardi/o-

-

hyphencombining vowel

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Suffix

-emic-ia-ology-penia-emesis-orexia-itis

-capnia-pnea-thorax-ptysis-stasis-globin-pathy

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-capnia (carbon dioxide)

-pnea (breathing)

-thorax (chest; pleural cavity)

-ptysis (spitting)

-stasis (to stop; control; place)

-globin (protein)

-pathy (disease; emotion)

-emic (Pertaining to blood cond)

-ia (Condition)

-ology (Study of…)

-penia (deficiency)

-emesis (vomiting)

-orexia (appetite)

-itis (inflammation)

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ante-bi-brady-contra-dys-endo-hyper-hypo-inter-per-peri-poly-tachy-

arthr/o-bronch/o-

cardi/o-carp-o-gastr/o-lip/o-oste/o-nephr/o-neur/o-ot/o-pne/o-ren/o-rhin/o-

arthr/o- (joint)

bronch/o-(bronchus)

cardi/o- (heart)

carp-o- (wrist)

gastr/o- (stomach)

lip/o- (fat)

oste/o- (bone)

nephr/o- (kidney)

neur/o- (nerve)

ot/o- (eye)

pne/o- (breathe)

ren/o- (kidney)

rhin/o- (nose)

ante- (before)

bi- (two)

brady- (slow)

contra- (against)

dys- (w/difficulty)

endo- (with-in)

hyper- (above normal)

hypo- (below normal)

inter- (between)

per- (through)

peri- (around)

poly- (many)

tachy- (fast)

-a-ectomy-emesis-ia-ic-itis-ium-logy-ostomy-pathy-penia-plasty-scopy

-a (condition of)

-ectomy (cut out)

-emesis (vomit)

-ia (condition)

-ic (pertaining to)

-itis (inflammation)

-ium (structure of tissue)

-logy (study of)

-ostomy (opening)

-pathy (disease)

-penia (lack of)

-plasty (surg repair)

-scopy (exam w/instr)

Make a Word

Medical WordsExcerpted From:

(http://www.nlm.nih.gov/medlineplus/medicalwords) U.S. National Library of Medicine

National Institutes of Health

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