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word roots

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
systol/o   contraction  
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system/o, systemat/o   body system  
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syring/o   tube  
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syphil/i, syphil/o   syphillis  
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synovi/o, synov/o   synovial membrane, synovial fluid  
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syndrom/o   running together  
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syndesm/o   ligament  
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-syndesis   surgical fixation  
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syncop/o   to cut short, cut off  
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synaps/o, synapt/o   point of contact  
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syn-   together, with, union, association  
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symptomat/o   falling togethre, symptom  
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sym-   with, together, joined together  
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sutur/o   stitch, seam  
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supraren/o   above or on the kidney, suprarenal  
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supra-   above, upper excessive  
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suppur/o, suppurat/o   to form pus  
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suppress/o   press down  
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supinat/o   bend backward, place of the back  
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supin/o   lying on the back  
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suprerflu/o   overflowing, excessive  
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superflu/o   overflowing, excessive  
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super-, super/o   above, excessive, higher than  
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sulc/o   furrow, groove  
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suffoc/o, suffocat/o   choke, strangle  
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sudor/i   sweat  
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sucr/o   sugar  
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subluxat/o   partial dislocation  
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sub   under, less, below  
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style.o   pen, pointed instrument  
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style/o   pen, pointed instrument  
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stup.e   benumbed, sunned  
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strid.o   harsh sound  
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strict.o   draw tightly together, bind or tie  
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stric   narrowing  
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striat.o   stripe, furrow, groove  
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strept.o   twisted chain  
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strat.i   layer  
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strab.i   squint, squint-eyed  
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stuomosis, stomy   furnish with a mouth or outlet, new opening  
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stomat.o   mouth  
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stol.o   send or place  
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stimul/o   goad, prick, incite  
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stigmat/o   point, spot  
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sthenia   strength  
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steth.o   chest  
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stert.o   snore, snoring  
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stern.o   sternum, the breastbone  
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steril.i   sterile  
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stere.o   solid, three-dimension  
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ster.o   solid structure  
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stensis   abnormal narrowing  
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sten.o   narrowing, contracted  
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steat.o   fat, lipid, sebum  
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stasis, static   control, maintenance of a constant level  
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san/o   sound, healthy, sane blood  
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sangu/i, sanguin/o sanit/o   soundness, health clear, apparent, manifest decaying, rotten flesh, connective tissue  
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saphen/o   carve, scrape scapula, shoulder blade division, split spark  
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sapr/o   hard  
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sarc/o   sclera, white ofeye, hard abnormal hardening curved, bent instrument for visual  
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scalp/o   examination pertaining to visual examination visual examination darkness  
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scapul/o   write  
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schiz/o   bag or pouch sebum produce, separate out cut, cutting pieces  
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scintill/o   saddle  
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scirrh/o   half  
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scler/o   semen, seed, sperm old  
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-sclerosis   grow old old age feeling, sensation  
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scolilo   sensitive to, affected by infection  
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-scope   infection, partition serum  
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—scopic   serous saliva salivary gland iron  
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-scopy   Greek letter sigma sigmoid colon glass  
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scot/o   hollow, sinus left, left side sinus  
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scrib/o, script/o scrot/o   abnormal condition, disease place  
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seb/o   skeleton companion, fellow being solution  
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secret/o   loosened, dissolved body  
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sect/o, secti/o segment/o   sleep  
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sell/o   sound  
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semi- seminhi   draw off, draw sudden involuntary contraction,  
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sen/i   tightening or cramping look at, a kind or sort  
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potent/o   powerful  
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practli, practic/o   practice, pursue an  
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prandi/o, -prandial   meal  
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-praxia   action, condition concerning  
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-praxis   performance of movements  
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pre-   act, activity; practice  
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precoc/i   before, in front of  
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pregn/o   early, premature  
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prematur/o   pregnant, full of  
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preputi/o   too early, untimely  
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presby/o   foreskin, prepuce  
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press/o   old age  
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priap/o   press, draw  
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primi-   penis  
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pro-   first  
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process/o   before, in behalf of  
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procident/o   going forth  
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procreat/o   fall down or forward  
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proct/o   reproduce  
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prodrom/o   anus and rectum  
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product/o   running ahead, precursor  
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prolaps/o   lead forward, yield,  
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prolifer/o   fall downward, slide  
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pron/o, pronat/o   reproduce, bear offspring  
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pros-   bent forward  
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prostat/o   before  
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prosthfo,   prostate gland  
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prosthet/o   addition, appendage  
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protlo, prote/o   first  
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protein/o   protein  
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proxim/o   near  
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prurit/o   itching  
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pseud/o   false  
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psor/i, psor/o   itch, itching  
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psych/o   mind  
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ptomatlo   fall  
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-ptosis   droop, sag, prolapse,  
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-ptyal/o   saliva  
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-ptysis   spitting  
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publo   pubis, part of hip bone  
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pubert/o   ripe age, adult  
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pudend/o   pudendum  
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puerper/i   childbearing, labor  
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pulm/o, pulmon/o   lung  
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pulpos/o   fleshy, pulpy  
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pulsIo   beat, beating, striking  
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punct/o   sting, prick, puncture  
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pupiil/o   pupil  
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pur/o   pus  
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purpur/o   purple  
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purul/o   pus-filled  
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pustullo   infected pimple  
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py/o   J3U5  
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pyel/o   renal pelvis, bowl of  
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pylor/o   pylorus, pyloric sphincter  
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pvr/o, pyret/o   fever, fire  
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pvramid/o   pyramid shaped  
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quadr/i, quadr/o   Four  
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rabi/o   madness, rage  
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rachi/o   spinal column, vertebrae  
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radi!o   radiation, x-rays, radius (lateral lower arm bone)  
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radiat/o   giving off rays or radiant energy  
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radicul/o   nerve root  
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raph/o   seam, suture  
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re-   back, again  
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recept/o   receive, receiver  
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recipi/o   receive, take to oneself  
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rect/o   rectum, straight  
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recticul/o   network  
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recuperat/o   recover, regain health  
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reductfo   bring back together  
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refract/o   bend back, turn aside  
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regurgit/o   flood or gush back  
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remiss/o   give up, let go, relax  
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ren/o   kidney  
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restor/o   rebuild, put back, restore  
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resuscit/o   revive  
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retent/o   hold back  
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reticul/o   network  
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retin/o   retina, net  
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retro-   behind, backward, back of  
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retract!o   draw back or in  
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rhabdomy/o   striated muscle  
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rheum/o,   watery flow, subject to flow  
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rheumat/o   nose  
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rhin/o   root  
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rhiz/o   snore, snoring  
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rhonc/o   rhythm  
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rhythm/o   wrinkle  
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rhytid/o   stiff  
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rigid/o   laugh  
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ris/o   x-ray  
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roentgen/o   rotate, revolve  
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rotat/o   bleeding, abnormal excessive fluid  
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-rrhage, -rrhagia   discharge  
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-rrhaphy   to suture  
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-rrhea   abnormal flow, discharge  
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-rrhexis   rupture  
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rube-   red  
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rug/o   wrinkle, fold  
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sacc/i,sacc/o   sac  
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sacchar/o   sugar  
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sacr/o   sacrum  
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saliv/o   saliva  
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salping/o   uterine (fallopian) tube, auditory (eustachian) tube  
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-salpinx   uterine (fallopian) tube  
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-para   to give birth  
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paralys/o, paralytic parasitlo   disable  
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parathyroid/c   parasite  
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pares/i   parathyroid glands  
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-paresi   to disable  
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paret!o   partial or incomplete paralysis to disable  
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-pareunia   sexual intercourse  
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pariet/o   wall  
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parotid/o   parotid gland  
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-parous   having borne one or more children sudden attack  
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parcxysm/o   childbirth, labor  
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-partum, parturit/o patcH/a, patell/o path/o, -pathy   patella, kneecap  
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paus/o   disease, suffering, feeling, emotion cessation, stopping  
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-pause   stopping  
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pectcr/o   chest  
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ped/o   child, foot  
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pedi/a   child  
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pediculfo   louse (singular), lice (plural) pelvic bone, pelvic cavity, hip penis  
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pelv/i, pelv/o   to hang  
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pen/i   deficiency, lack, too few  
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pendo   digest, digestion  
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-penia   excessive, through  
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peps/i, -pepsia, peptic   become aware, perceive  
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perpercept/c   strike, tap, beat  
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percuss/c   surrounding, around  
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penperine/o   perineum  
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peristalsfo,   constrict around  
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peristalt/o   peritoneum  
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penitonefo   to pass or go through  
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perme/o   destructive, harmful  
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pernici/o   fibula  
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perone/o   perspiration  
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perspir/o   intensive cough  
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pertuss/i   skin spot  
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petechi/o   surgical fixation  
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-pexy   lens of eye  
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phacio   eat, swallow  
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phag/o   a cell that destroys, eat, swallow eating, swallowing  
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-phage   lens of eye  
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-phagia   phalanges, finger and toe penis  
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phak/c   drug  
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phalang/o   throat, pharynx  
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phallic   speech  
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pharmac/o,   speak or speech  
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pharmaceut/o   dusky  
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pharyng/c   to bear or carry  
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phas/o   removal  
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-phasia   attraction to, like, love  
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phleb/o   vein  
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phlegm/c   thick mucus  
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phobic, -phobia   abnormal fear  
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phon/o, -phonia   sound, voice  
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phor/o   carry, bear, movement  
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phot/o   light  
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phren/o   diaphragm, mind  
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-phthisis   ,wasting away  
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-phylactic   protective preventive  
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-phylaxis   protection  
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physi/o, physic/o   nature  
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-physis   to grow  
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phyt/o, -phyte   plant  
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pil/i, pil/o   hair  
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pinn/i   external ear, auricle  
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pituit/c, pituitar/o   pituitary gland placenta, round flat cake  
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plac/o   flat plate or patch flat  
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placent/o   placenta, round flat cake  
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plak/c, -plakia   plaque, plate, thin flat layer or scale  
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plan/c   flat  
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plant/i, plant/c   sole of foot  
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plas/i, plas/c   development, growth, formation  
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plas/c,-piasia   development, growth, formation  
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-plasm   formative material of cell  
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plasm/c   something molded or formed  
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-plastic   pertaining to formation  
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-plasty   surgical repair  
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pie/c   more, many  
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-piegia   paralysis, stroke  
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-plegic   one affected with paralysis,  
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pleur/o   pleura, side of the body  
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plic/o   fold or ridge  
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-pnea   breathing  
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-pneic   pertaining to breathing,  
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pne/o-   breath, breathing  
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pneum/o, pneumon/o   lung, air  
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pod/c   foot  
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poiesis   formation, to make  
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-phoresis   carrying transmission  
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-phoria   to bear, carry, feeling, mental state  
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pigment/o   pigment, color  
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pineal/o   pineal gland  
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plast/o   growth, development, mold  
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poikil/o   varied, irregular  
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pol/o   extreme  
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poli/o   gray of brain and spinal cord  
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pollic/o   thumb  
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poly-   many  
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polyp/o   polyp, small growth  
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pont/o   pons (part of brain), bridge  
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poplit/o   back of knee  
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por/o   pore, small opening  
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-porosis   lessening in density, porous condition  
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port/i   gate, door  
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post-   after, behind  
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poster/o   behind, toward the back  
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potent/o   powerful  
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pract/i, practic/o   practice, pursue an occupation  
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prandi/o, -prandial   meal  
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-praxia   action, condition concerning the performance of movements  
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-praxis   act, activity practice  
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pre   before, in front of  
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precoc/i   early, premature  
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pregn/o   pregnant, full of  
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prematur/o   too early, untimely  
🗑
preputi/o   foreskin, prepuce  
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presby/o   old age  
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press/o   press, draw  
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priap/o   penis  
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primi   first  
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pro   pro  
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process/o   going forth  
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