3. Common Prefixes

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KendraMae
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216893
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3. Common Prefixes
Updated:
2013-04-30 22:11:58
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medical terminology
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Description:
Penn Foster Introduction to Medical Terminology/Biochemistry Common Prefixes P. 14 - 18
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  1. A- [before consonant]
    • no, not, without
    • apnea (a˘p-ne¯´ah)
    • without breath
  2. AN- [before vowel]
    • no, not, without
    • analgesic (a˘n´´a˘l-je¯´sι˘k)
    • drug that relieves pain without affecting consciousness
  3. AB-
    • away from
    • abductor (a˘b-du˘k´tor)
    • muscle that moves a body part away from the midline
  4. AD-
    • toward, near
    • adductor (ah-du˘k´tor)
    • muscle that moves a part toward the midline
  5. ANA-
    • up, apart
    • anaphoria (a˘n-ah-fo¯´re¯ -ah)
    • tendency of the eyes to turn upward when at rest
  6. ANTE-
    • before, forward
    • anteversion (a˘n´´te¯-ver´zhu˘n)
    • abnormal tipping forward of an organ (such as the uterus)
  7. ANTI-
    • against
    • antibody (a˘n´tι˘-bo˘d´´e¯)
    • immune body that fights foreign substances
  8. AUTO-
    • self, own
    • autoimmune (aw´´to¯-ι˘-mu¯n´)
    • production of antibodies against one’s own tissues
  9. BI-
    • two, both
    • biceps (bι¯´se˘ps)
    • muscle that has two heads, or points of origin
  10. CO- [before h or a vowel]
    • with, together
    • coenzyme (ko¯-e˘n´zι¯m)
    • substance that binds with a protein to form an enzyme
  11. COL- [before l]
    • with, together
    • collapse (ko˘-la˘ps´)
    • falling together of a structure’s wall
  12. COM- [before b, m, or p]
    • with, together
    • compression (ko˘m-presh´ u˘n)
    • squeezing together
  13. CON-
    • with, together
    • contraction (ko˘n-tra˘k´shu˘n)
    • drawing together
  14. COR- [before r]
    • with, together
    • corrugator (ko˘r´u-ga¯´´ ter)
    • a muscle that wrinkles the skin
  15. DE-
    • down, lack of
    • dehydration (de¯´´hι¯-dra¯´shu˘n)
    • lack of water
  16. DIA-
    • through, complete
    • diarrhea (dι¯-ah-re¯´ah)
    • rapid discharge of fecal matter through intestine
  17. DIS-
    • apart, away from
    • dissect (dι¯-se˘kt´)
    • cut apart
  18. DYS-
    • bad, painful
    • dysfunction (dι˘s-fu˘nk´shu˘n)
    • abnormal function
  19. E-
    • out
    • elution (e¯-lu¯´shu˘n)
    • separation of a chemical substance
  20. EC-, ECTO-
    • outer, outside
    • ectopic (e˘k-to˘p´ι˘k)
    • located away from normal position
  21. EN-
    • in
    • encapsulation (e˘n-ka˘p´´su¯-la¯´ shun)
    • enclosure in a capsule
  22. ENDO-
    • within, inner
    • endometrium (e˘n-do¯-me¯´tre¯-u˘m)
    • membrane lining the uterus
  23. EPI-
    • above, upon
    • epidermis (e˘p´´ι˘-der´mι˘s)
    • outermost layer of skin
  24. EX-
    • out
    • excision (e˘k-sι˘zh´u˘n)
    • removal by cutting out
  25. EXTRA-
    • outside of
    • extrapulmonary (e˘ks´´tra-pu˘l´mι˘n-e¯´´re¯)
    • not connected with the lungs
  26. HEMI-
    • half hemilateral (he˘m´´e¯-la˘t´er-a˘l)
    • affecting one side of the body
  27. HYPER-
    • excessive, above
    • hypertension (hι¯´´per-te˘n´shu˘n)
    • persistently high blood pressure
  28. HYPO-
    • below, deficient
    • hypoglycemia (hι¯´´po¯-glι¯-se¯´me¯-ah)
    • abnormally low level of sugar in the blood
  29. IN-
    • in, into
    • incision (ι˘n-sι˘zh´u˘n)
    • cutting into
  30. INFRA-
    • below, beneath
    • infraclavicular (ι˘n´´frah-klah-vι˘k´u¯-la˘r)
    • below the clavicle
  31. INTER-
    • between
    • interosseous (ι˘n´ter-o˘s´e¯-u˘s)
    • between two bones
  32. INTRA-
    • within
    • intravenous (ι˘n´´trah-ve¯´nu˘s)
    • within a vein
  33. MACRO-
    • large
    • macronutrient (ma˘k´ro¯-nu¯´tre¯-e˘nt)
    • nutrient with a large minimal daily requirement
  34. MAL-
    • bad
    • malignant (mah-lι˘g´nant)
    • cancerous
  35. META-
    • change, beyond
    • metabolism (me˘-ta˘b´ o¯-lι˘zm) process of changing food to a form used by the body
    • metacarpal (me˘t´´ah-ka˘r´pal) bones beyond the wrist
  36. MICRO-
    • small
    • microscope (mι¯´kro¯-sko¯p)
    • instrument used to obtain large image of small objects
  37. NEO-
    • new
    • neonatal (ne¯´´o¯-na¯´ta˘l)
    • newborn
  38. PAN-
    • all
    • panhysterectomy
    • (pa˘n´´hι˘s-ter-e˘k´to-me¯)
    • total hysterectomy
  39. PARA-
    • near, along the side of
    • parametric (par´´ah-me˘t´rι˘k)
    • near the uterus
  40. PERI-
    • surrounding
    • peritoneum (per´´ι˘-to¯-ne¯´u˘m)
    • membrane surrounding the abdominal and pelvic cavities
  41. POLY-
    • many, much
    • polydipsia (po˘l´´e¯-dι˘p´se¯-ah)
    • excessive thirst
  42. POST-
    • after, behind
    • posttraumatic (po¯st´´traw-ma˘t´ι˘k)
    • following injury
  43. PRE-
    • before
    • prenatal (pre¯-na¯´ta˘l)
    • before birth
  44. PRO-
    • before, forward
    • prognosis (pro˘g-no¯´sι˘s)
    • forecast of probable outcome of disease and treatment
  45. PROS-
    • before, forward
    • prosencephalon (pro¯s´´e˘n-sef ´ ah-lo˘n)
    • the forebrain
  46. PSEUDO-
    • false
    • pseudoparalysis (soo´´do¯-pah-ra˘l´ι˘-sι˘s)
    • loss of muscular power without real paralysis
  47. RE-
    • back, again
    • relapse (re¯´ la˘ps´´)
    • symptoms of disease returned
  48. RETRO-
    • behind, backward
    • retrodisplacement (re˘´tro¯-dι˘s-pla¯s´me˘nt)
    • backward displacement
  49. SUB-
    • beneath, less than
    • subcutaneous (su˘b´ku¯-ta¯´ne¯-u˘s)
    • under the skin
  50. SUPRA-
    • above, upper
    • supraclavicular (soo´´prah-klah-vι˘k´u¯-la˘r)
    • above the clavicle
  51. SYN-
    • with, together
    • syndrome (sι˘n´dro¯m)
    • groups of symptoms that occur together
  52. SYM- [before b, p, and m]
    • mutually reinforcing
    • symbiotic (sι˘m´bι¯-o˘t´ ι˘k)
  53. TRANS-
    • across, through
    • transverse (tra˘ns-vers´)
    • extending through a structure from side to side
  54. TRI-
    • three
    • triceps (trι¯´se˘ps)
    • muscle formed from three divisions
  55. ULTRA-
    • beyond
    • ultrasonic (u˘l´trah-so˘n´ι˘k)
    • beyond the audible range
  56. UNI-
    • one
    • unilateral (u¯´´nι˘-la˘t´er-al)
    • affecting only one side

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