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Medical Word Parts
AAPC Chapter 2 - Word Parts
| Term | Definition |
|---|---|
| derm/o | skin |
| dermat/o | skin |
| hidr/o | sweat |
| kerat/o | keratin, horny layer of skin |
| melan/o | dark, black, melanin |
| onych/o | nail |
| seb/o | sebum, sebaceuos gland |
| trich/o | hair |
| arthr/o | joint |
| burs/o | bursa, sac of fluid near joint |
| chondr/o | cartilage |
| erg/o | work |
| fasci/o | fascia |
| kin/o | movement |
| kinesi/o | movement |
| muscul/o | muscle |
| my/o | muscle |
| myel/o | bone marrow, spinal cord |
| oste/o | bone |
| synov/i | synovial fluid, joint, or membrane |
| ten/o | tendon |
| tendin/o | tendon |
| ton/o | tone, pressure |
| bronch/o | bronchus |
| laryng/o | larynx |
| pharyng/o | pharynx |
| phren/o | diaphragm |
| phrenic/o | phrenic nerve |
| pleur/o | pleura |
| pneumon/o | lung |
| pneumat/o | air, gas, respiration, lung |
| pulm/o | lungs |
| pulmon/o | lungs |
| rhin/o | nose |
| spir/o | breathing |
| trache/o | traches |
| angi/o | vessel |
| aort/o | aorta |
| arter/o | artery |
| arteri/o | artery |
| arteriol/o | arteriole |
| atri/o | atrium |
| cardi/o | heart |
| phleb/o | vein |
| valv/o | valve |
| valvul/o | valve |
| vas/o | vessel, duct, vas deferens |
| vascul/o | vessel, duct |
| ven/o | vein |
| ven/i | vein |
| ventricul/o | cavity, ventricle |
| erythr/o | red, red blood cell |
| erthryocyt/o | red blood cell |
| hem/o | blood |
| hemat/o | blood |
| leuk/o | white, white blood cell |
| leukocyt/o | white blood cell |
| lymph/o | lymph, lymphatic system |
| lymphaden/o | lymphnode |
| lymphangi/o | lymphatic vessel |
| splen/o | spleen |
| thromb/o | blood clot |
| thrombocyt/o | platelet, thrombocyte |
| thym/o | thymus gland |
| tonsil/o | tonsil |
| bucc/o | cheek |
| chol/e | bile, gall |
| chol/o | bile, gall |
| cholangi/o | bile duct |
| cholecyst/o | gallbladder |
| choledoch/o | common bile duct |
| enter/o | intestine |
| gastr/o | stomach |
| gloss/o | tongue |
| hepat/o | liver |
| labi/o | lip |
| lingu/o | tongue |
| or/o | mouth |
| sial/o | saliva, salivary gland, salivary duct |
| stom/a | mouth, opening |
| stomat/o | mouth |
| proct/o | rectum |
| uvul/o | uvula |
| cali/o | calyx |
| calic/o | calyx |
| cyst/o | urinary bladder |
| glomerul/o | glomerulus |
| nephr/o | kidney |
| pyel/o | renal pelvis |
| ren/o | kidney |
| ur/o | urine, urinary tract |
| ureter/o | ureter |
| urethr/o | urethra |
| urin/o | urine |
| vesic/o | urinary bladder |
| epididym/o | epididymis |
| orchi/o | testis |
| orchid/o | testis |
| osche/o | scrotum |
| prostat/o | prostate |
| semin/o | semen |
| sperm/o | semen, spermatozoa |
| spermat/o | semen, spermatozoa |
| test/o | testis, testicle |
| vesicul/o | seminal vesicle |
| colp/o | vagina |
| episi/o | vulva |
| gyn/o | woman |
| gynec/o | woman |
| hyster/o | uterus |
| ov/o | ovum, egg cell |
| oophor/o | ovary |
| salping/o | oviduct. tube, eustacian tube |
| adren/o | adrenal gland, epinephrine |
| adrenal/o | adrenal gland, epinephrine |
| adrenocortic/o | adrenal cortex |
| endocrin/o | endocrine glands or system |
| hypophys/o | pituitary gland, hypophysis |
| insul/o | pacreatic islets |
| parathyr/o | parathyroid glands |
| pituitar/o | pituitary glands |
| thyr/o | thyroid gland |
| cerebr/o | cerebrum |
| cortic/o | cerebral cortex, outer portion |
| encephal/o | brain |
| gangli/o | ganglion |
| gli/o | neuroglia cells |
| medull/o | medulla oblongata, middle, soft |
| mening/o | meninges |
| myel/o | spinal cord |
| neur/o | nervous system |
| psych/o | mind |
| radicul/o | spinal nerve root |
| somn/o | sleep |
| blephar/o | eyelid |
| cochle/o | cochlea |
| corne/o | cornea |
| dacryocyst/o | lacrimal sac |
| myring/o | tympanic membrane |
| ot/o | ear |
| phak/o | lens |
| phac/o | lens |
| retin/o | retina |
| scler/o | sclera |
| tympan/o | tympanic cavity (middle ear), typanic membrane |
| ec-, ecto- | out, outside |
| end/o- | in, within |
| mes/o | middle |
| dextr/o | right |
| ab- | away from |
| ad- | toward near |
| dia- | through, complete |
| per- | through |
| pro- | before, in front of |
| post- | after, behind |
| mon/o | one, single |
| bi- | two, twice |
| tri- | three |
| quadri- | four |
| poly- | many, much |
| -gram | a recording, record of data |
| -graph | instrument for recording data |
| -graphy | act of recording data |
| -meter | instrument for measuring |
| -scope | instrument for viewing or examining |
| -scopy | examination of |
| -centesis | puncture, tap |
| -desis | binding, fusion |
| -ectomy | excision, surgical removal |
| -pexy | surgical fixation |
| -plasty | plastic surgery/repair, reconstruction |
| -rraphy | surgical repair, suture |
| -stomy | surgical creation of an opening |
| -tome | instrument for incising (cutting) |
| -tomy | incision cutting |
| -tripsy | crushing |
| immun/o | immunity, immune system |