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Medical Terms
Root, Prefixes & Suffixes
| Word Part | Meaning | Example |
|---|---|---|
| aden | gland | adenoma (tumor of glandular tissue) |
| angi | vessel | angioma (tumor of a vessel) |
| arthr | joint | arthritis (inflammation of the joints) |
| blast | immature cell | osteoblast (immature bone cell) |
| brachi | arm | brachialgia (pain in the arm) |
| cardi | heart | cardioactive (having an effect on the heart) |
| cephal | head | cephalad (toward the head) |
| cervic | neck | cervicodynia (pain in the neck) |
| chondr | cartilage | chondroma (tumor of the cartilage) |
| crani | skull | craniometry (measurement of the skull) |
| derm(at) | skin | dermatitis (inflammation of the skin) |
| gastr | stomach | gastritis (inflammation of the lining of the stomach) |
| gingiv | gums | gingivitis (inflammation of the gums) |
| gloss | tongue | glossitis (inflammation of the tongue) |
| glyc(y), gluc | sugar, glucose | hyperglycemia (high blood sugar) |
| hem(at) | blood | hematuria (blood in the urine) |
| hepat | liver | hepatitis (inflammation of the liver) |
| hyster | uterus | hysterectomy (removal of the uterus) |
| lact, galact | milk | lactogenic hormone (milk-producing hormone) |
| lith | stone | cholelithiasis (condition of gallstones) |
| mast, mamm | breast | mastitis (inflammation of the breast) |
| myo | muscle | myocardium (heart muscle) |
| myel | marrow, spinal cord | myelosuppression (depression of the bone marrow) |
| nephr | kidney | nephritis (inflammation of the kidney) |
| neur | nerve | neuritis (inflammation of a nerve) |
| oo | egg | oocyte (egg cell) |
| oophor | ovary | oophorectomy (removal of the ovary) |
| ophthalm | eye | ophthalmoscope (an instrument used to view the eye) |
| path | disease | pathology (study of disease) |
| ped, pedia | child | pediatrics (branch of medicine dealing with the child) |
| phag | eat, swallow | dysphagia (difficulty swallowing) |
| pharyng | throat | pharyngitis (sore throat) |
| phleb | vein | phlebitis (inflammation of the vein) |
| pneum | air, breath | pneumothorax (air in the chest) |
| pneumon, pulmo(n) | lung | pneumonectomy (removal of the lung) |
| psych | mind | psychology (study of the mind) |
| rhin | nose | rhinorrhea (discharge from the nose; runny nose) |
| therm | heat | hyperthermia (higher than normal temperature) |
| thorac | chest | thoracotomy (incision into the chest) |
| thromb | clot | thrombolytic (an agent that dissolves a clot) |
| trache | windpipe | tracheostomy (incision into the trachea) |
| a, an | lack of | without anoxia (without oxygen) |
| ab | away from | abduction (movement away from the midline) |
| ad (af) | to | toward adduction (movement toward the midline), afferent (toward a center) |
| ante | forward | before antenatal (before birth) |
| anti | against | anticoagulant (against blood clotting), antibiotic (against life) |
| bi | two | biceps (two heads of a muscle) |
| bio | life | biology (study of life) |
| brady | slow | bradycardia (abnormally slow heart rate) |
| co, com, con | With | together congenital (born with) |
| contra | against | opposite contralateral (opposite side), contraception (against conception) |
| cyan | blue | cyanotic (having a blue coloring) |
| de | away from | dehydration (loss of water) |
| dextro | right | dextrocardia (heart abnormally shifted to the right) |
| di | two | disaccharide (double sugar) |
| dys | difficult | dysphagia (difficulty swallowing) |
| ect, exo | extra | outside extracellular (outside the cell) |
| epi | on, upon | epidermis (upon the dermis) |
| erythr | red | erythrocyte (red blood cell) |
| eu | good, well | euphoria (sense of well being) eupnea (normal breathing) |
| hemi, semi | one half | hemiplegia (paralysis of one half or one side of the body), semilunar valve (valve that resembles a halfmoon) |
| hyper | over | above normal hypersecretion (excessive secretion) |
| hypo | under | below normal hyposecretion (insufficient secretion) |
| inter | between | intercellular (between the cells) |
| intra | within | intracellular (within the cells) |
| leuk(o) | white | leukocyte (white blood cell) |
| macro | large | macrophage (large phagocytic cell) |
| mal | bad | malnutrition (bad or inadequate nutrition), malfunction (bad or inadequate function) |
| micro | small | microbiology (study of small life such as bacteria) |
| melan, mele | black | melena (darkening of the stool by blood pigments) |
| necr | dead | necrosis (death as of tissue) |
| neo | new | neonate (newborn infant), neoplasm (new growth) |
| noct | night | nocturia (excessive urination at night) |
| olig | scanty | oliguria (scanty urine) |
| orth | straight | orthopnea (ability to breathe easily only in an upright or straight position) |
| peri | around | pericardium (membrane surrounding the heart) |
| pleur | rib, side | pleural membranes (membranes that enclose the lungs) |
| poly | much, many | polyuria (much urine); polysaccharide (many sugars) |
| post | after | postnatal (after birth) |
| pre | before | prenatal (before birth) |
| presby | elder | old presbyopia (diminished vision due to aging) |
| pseudo | FALSE | pseudopod (false foot) |
| retro | behind, backward | retroperitoneal (behind the peritoneum) |
| sten | narrow | mitral valve stenosis (narrowing of the mitral valve) |
| sub | underneath | subcutaneous (underneath the skin) |
| super, supra | above | suprarenal glands (glands located above the kidneys) |
| syn | with | together synergistic muscle (a muscle that works with another muscle) |
| tachy | rapid | tachycardia (abnormally rapid heart rate) |
| trans | across | transcapillary exchange (movement across the capillary membrane) |
| -algia | pain | neuralgia (nerve pain) |
| -cele | hernia | omphalocele (umbilical hernia) |
| -centesis | puncture to remove fluid | thoracentesis (aspiration of fluid from the chest) |
| -cide | to kill | germicide (kills germs) |
| -cyte | cell | leukocyte (white blood cell) |
| -ectomy | removal of | hysterectomy (removal of the uterus) |
| -emia | blood | hypoglycemia (decreased glucose in the blood) |
| -gram | record | mammogram (x-ray or record of the breasts) |
| -iasis | condition of | cholelithiasis (condition of having gallstones) |
| -it is | nflammation of | appendicitis (inflammation of the appendix) |
| -logy | study of physiology | physiology (study of the function of the body) |
| -lysis, lytic | breakdown | hemolysis (breakdown of blood) |
| -malacia | softening | osteomalacia (softening of the bones) |
| -megaly | enlargement | hepatomegaly (enlarged liver) |
| -oma | tumor adenoma | adenoma (tumor containing glandular tissue) |
| -osis | abnormal condition | leukocytosis (abnormal condition of white blood cells) |
| -ostomy | to create an abnormal opening | colostomy (an opening into the colon) |
| -pathy | disease | nephropathy (disease of the kidney) |
| -penia | deficiency, poor | thrombocytopenia (a deficiency of platelets) |
| -plasty | to shape | pyloroplasty (to surgically shape the pylorus) |
| -rrhaphy | to suture or sew | herniorrhaphy (to repair or sew a hernia) |
| -rrhea | discharge from | rhinorrhea (discharge from the nose, a runny nose) |
| -scopy | visualization | colonoscopy (insertion of a scope to see the inside of the colon) |
| -stasis | to stand still, stop | hemostasis (stop the flow of blood) |
| -uria | urine | glucosuria (glucose in the urine) |
| aden | gland | adenoma (tumor of glandular tissue) |
| angi | vessel | angioma (tumor of a vessel) |
| arthr | joint | arthritis (inflammation of the joints) |
| blast | immature cell | osteoblast (immature bone cell) |
| brachi | arm | brachialgia (pain in the arm) |
| cardi | heart | cardioactive (having an effect on the heart) |
| cephal | head | cephalad (toward the head) |
| cervic | neck | cervicodynia (pain in the neck) |
| chondr | cartilage | chondroma (tumor of the cartilage) |
| crani | skull | craniometry (measurement of the skull) |
| derm(at) | skin | dermatitis (inflammation of the skin) |
| gastr | stomach | gastritis (inflammation of the lining of the stomach) |
| gingiv | gums | gingivitis (inflammation of the gums) |
| gloss | tongue | glossitis (inflammation of the tongue) |
| glyc(y), gluc | sugar, glucose | hyperglycemia (high blood sugar) |
| hem(at) | blood | hematuria (blood in the urine) |
| hepat | liver | hepatitis (inflammation of the liver) |
| hyster | uterus | hysterectomy (removal of the uterus) |
| lact, galact | milk | lactogenic hormone (milk-producing hormone) |
| lith | stone | cholelithiasis (condition of gallstones) |
| mast, mamm | breast | mastitis (inflammation of the breast) |
| myo | muscle | myocardium (heart muscle) |
| myel | marrow, spinal cord | myelosuppression (depression of the bone marrow) |
| nephr | kidney | nephritis (inflammation of the kidney) |
| neur | nerve | neuritis (inflammation of a nerve) |
| oo | egg | oocyte (egg cell) |
| oophor | ovary | oophorectomy (removal of the ovary) |
| ophthalm | eye | ophthalmoscope (an instrument used to view the eye) |
| path | disease | pathology (study of disease) |
| ped, pedia | child | pediatrics (branch of medicine dealing with the child) |
| phag | eat, swallow | dysphagia (difficulty swallowing) |
| pharyng | throat | pharyngitis (sore throat) |
| phleb | vein | phlebitis (inflammation of the vein) |
| pneum | air, breath | pneumothorax (air in the chest) |
| pneumon, pulmo(n) | lung | pneumonectomy (removal of the lung) |
| psych | mind | psychology (study of the mind) |
| rhin | nose | rhinorrhea (discharge from the nose; runny nose) |
| therm | heat | hyperthermia (higher than normal temperature) |
| thorac | chest | thoracotomy (incision into the chest) |
| thromb | clot | thrombolytic (an agent that dissolves a clot) |
| trache | windpipe | tracheostomy (incision into the trachea) |
Created by:
joniparson1
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