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medical terminology
medical terms
| Term | Definition |
|---|---|
| Mono-, uni- | one |
| Bi- | two |
| Tri- | three |
| Ab- | Away from |
| Ad- | Toward |
| Ecto-, exo- | Outside, outer |
| Endo- | Inside, within |
| Epi- | Upon, above |
| Anterior or ventral | Front of the body |
| Posterior or dorsal | Back of the body |
| Superior | Above or higher |
| Inferior | Below or lower |
| Lateral | Away from the midline |
| Distal | Farther from the point of origin |
| Proximal | Closer to the point of origin |
| Ambi- | Both, on both sides |
| Dys- | Bad, difficult, painful, abnormal |
| Eu- | Good, normal |
| Homo- | same |
| Iso- | equal |
| Mal- | Bad, poor |
| -algia | pain |
| -emia | Blood condition |
| -itis | Inflammation |
| -lysis | Breakdown, Destruction, Separation |
| -oid | Resembling, like |
| -opathy | Disease or disorder |
| -pnea | breathing |
| -centesis | Surgical puncture to remove fluid |
| -ectomy | Surgical removal |
| -ostomy | Creation of an opening |
| -otomy | Cutting into |
| -orrhaphy | Suturing, stitching |
| -opexy | Surgical fixation |
| -oplasty | Surgical repair or reconstruction |
| -otripsy | Crushing |
| Cell | Smallest unit of life |
| Tissue | Group of similar cells |
| Organ | Structure made of tissues |
| System | Group of organs working together |
| Organism | Entire human body |
| Integumentary | Skin protection |
| Skeletal | Support, structure |
| Muscular | Movement |
| Nervous | Control & communication |
| Cardiovascular | Blood circulation |
| Respiratory | Breathing |
| Digestive | Breaks down food |
| Urinary | Removes waste |
| Reproductive | Produces offspring |
| Anterior (ventral) | Front |
| Posterior (dorsal) | Back |
| Superior | Above |
| Inferior | Below |
| Medial | Toward midline |
| Lateral | Away from midline |
| Proximal | Closer to origin |
| Distal | Farther from origin |
| Superficial | Near surface |
| Deep | Away from surface |
| Cranial | Brain |
| Spinal | Spinal cord |
| Thoracic | Heart, lungs |
| Abdominal | Digestive organs |
| Pelvic | Bladder, reproductive organs |
| Cyt/o | Cell |
| Hist/o | Tissue |
| Organ/o | Organ |
| Viscer/o | Internal organs |
| Anter/o | Front |
| Poster/o | Back |
| Derm/o, Dermat/o, Cutane/o | skin |
| Kerat/o | hard, horny tissue (keratin) |
| Trich/o | hair |
| Onych/o | nail |
| Seb/o | sebum (oil) |
| Hidr/o | sweat |
| Melan/o | black, dark (melanin |
| Erythr/o | red |
| Xanth/o | yellow |
| Cyan/o | blue |
| Epi- | upon, above |
| Sub- | under |
| Intra | within |
| Hypo- | below, deficient |
| Hyper- | excessive |
| A- / An- | without, not |
| itis | inflammation |
| -oma | tumor, mass |
| -osis | abnormal condition |
| -pathy | disease |
| -logy | study of |
| -logist | specialist |
| ectomy | surgical removal |
| -plasty | surgical repair |
| -rrhea | flow, discharge |
| -rrhexis | rupture |
| Melan/o | black |
| Erythr/o | red |
| Cyan/o | blue |
| Dermatitis | Dermat (skin) + itis (inflammation) = inflammation of the skin |
| Hypodermic | Hypo (under) + derm (skin) + ic (pertaining to) = under the skin |
| Melanoma | Melan (black) + oma (tumor) = tumor of pigment cells |
| Seborrhea | Seb (oil) + rrhea (flow) = excessive oil discharge |
| Trichology | Trich (hair) + logy (study) = study of hair |
| Skin | Epidermis, Dermis |
| Metaphysis | neck; connects the diaphysis with the epiphysis |
| Diaphysis | – middle of bone; also called shaft |
| Epiphyses | ends of bones |
| Skeleton | framework for your body |
| oste/o | bone |
| oste/o/pathy | disease of the bone |
| peri/o/steum | tissue that covers the outside of the bone |
| crani/o | head, skull. |
| craniometer | measures the size of the skull |
| cervic/o | neck |
| cervical spine | the area of the spine at the neck region; there are seven cervical vertebrae |
| spondyl/o | vertebra |
| lumb/o | loin, lower back |
| lumbar | pertaining to the lower back |
| brachi/o | arm. |
| dactyl/o | finger. |
| - a/dactyly | without a finger |
| carp/o | wrist |
| cost/o | rib |
| - cost/ectomy | removal of a rib |
| femor/o | femur |
| femoral artery | – large artery found in the thigh that provides arterial blood to the thigh region |
| tibi/o | tibia (shinbone). |
| tars/o | ankle |
| chondr/o | cartilage. |
| - chondr/itis | inflammation of the cartilage |
| chondrodynia | pain in the cartilage |
| arthr/o | joint. |
| arthr/itis | inflammation of the joint (does not mean painful joint |
| arthroscopic surgery | insertion of a small camera and tools to view and correct problems of the joint |
| Skeletal/striated- | attaches to bones |
| kinesi/o | movement. |
| ton/o | tone or pressure. |
| tax/o | arrangement, order, and/or coordination. |
| paresis | partial paralysis. |
| plegia | complete paralysis. |
| ton/o | tone, tension. |