Prefixes-Root-Suffixes

Prefixes and Root Words in Medical Terminology:

Prefixes:

  • Auto-: Self

  • circum-: Around

  • contra-: Against, opposite

  • de-: Down, away from

  • ecto-, exo-: Outside, external

  • endo-, intra-: Inside, within

  • hemi-: Half

  • iso-: Equal

  • mal-: Bad, poor

  • pan-: All

  • retro-: Behind, backward

  • super-, supra-: Above, excessive

  • ultra-: Beyond, excessive

  • a-, an-: Without, not

  • ab-: Away from

  • ad-: Toward

  • ante-: Before, forward

  • anti-: Against

  • bi-: Two, double

  • brady-: Slow

  • Prefixes in Medical Terminology:

    • Auto-: Self

    • circum-: Around

    • contra-: Against, opposite

    • de-: Down, away from

    • ecto-, exo-: Outside, external

    • endo-, intra-: Inside, within

    • hemi-: Half

    • iso-: Equal

    • mal-: Bad, poor

    • pan-: All

    • retro-: Behind, backward

    • super-, supra-: Above, excessive

    • ultra-: Beyond, excessive

    • a-, an-: Without, not

    • ab-: Away from

    • ad-: Toward

    • ante-: Before, forward

    • anti-: Against

    • bi-: Two, double

    • brady-: Slow

  • Root Words in Medical Terminology:

    • aden/o: Gland

    • angi/o: Vessel

    • arthr/o: Joint

    • carcin/o: Cancer

    • encephal/o: Brain

    • hepat/o: Liver

    • laryng/o: Larynx (voice box)

    • my/o: Muscle

    • onc/o: Tumor

    • ophthalm/o: Eye

    • ot/o: Ear

    • phleb/o: Vein

    • psych/o: Mind

    • spir/o: Breathing

    • splen/o: Spleen

    • cardi/o: Heart

    • cephal/o: Head

    • cyt/o: Cell

    • dermat/o: Skin

    • gastr/o: Stomach

    • hem/o, hemat/o: Blood

    • neur/o: Nerve

    • oste/o: Bone

    • path/o: Disease

    • pulmon/o: Lung

    • ren/o, nephr/o: Kidney

    • thorac/o: Chest

    • ur/o: Urine, urinary tract

    • ven/o: Vein

    • trache/o: Trachea (windpipe)

Suffixes in Medical Terminology:

  • -algia: Pain

  • -ctomy: Surgical removal

  • -itis: Inflammation

  • -ology: Study of

  • -oma: Tumor, mass

  • -pathy: Disease

  • -plasty: Surgical repair

  • -scopy: Visual examination

  • -sis: Condition, process

  • -stasis: Stopping, standing

  • -trophy: Development, nourishment

  • -emia: Blood condition

  • -cytosis: Increase in cells

  • -rrhea: Flow, discharge

  • -graphy: Process of recording

  • -genesis: Formation, origin

  • -genic: Produced by, causing

  • -rrhage: Bursting forth, excessive flow

  • -a: Plural ending for various terms

  • -ectomy: Surgical removal

  • -penia: Deficiency or lack of.

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