Introduction to Medical Terminology PFN: SOMAPL0I Hours: 0.5 - - PDF document

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Introduction to Medical Terminology PFN: SOMAPL0I Hours: 0.5 - - PDF document

Introduction to Medical Terminology PFN: SOMAPL0I Hours: 0.5 JSOMTC, SWMG(A) Slide 1 Terminal Learning Objective Action: Communicate knowledge of Introduction to Medical Terminology Condition: Given a lecture in a classroom


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Slide 1 JSOMTC, SWMG(A)

Introduction to Medical Terminology PFN: SOMAPL0I

Hours: 0.5

Slide 2

JSOMTC, SWMG(A)

Terminal Learning Objective

 Action: Communicate knowledge of

“Introduction to Medical Terminology”

 Condition: Given a lecture in a classroom

environment

 Standard: Received a minimum score of

75% on the written exam IAW course standards

Slide 3

JSOMTC, SWMG(A)

References

 Essentials of Anatomy and Physiology (6th

edition; 2013; Martini; Bartholomew)

 Basic Medical Terminology (AMEDD pre‐

course manual)

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JSOMTC, SWMG(A)

Reasons

Anyone with a frontal lobe can memorize; you have been selected to be here because

  • f your ability to understand. Studying

medicine, is like learning a new language; you have to start out with the meaning of words, before you can truly understand how to put it all together. Learn the terminology, and everything you study will become much easier!

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JSOMTC, SWMG(A)

Agenda

 Communicate the three word parts used in

medical terms

 Collate the prefixes, word roots, and

suffixes of common medical terminology in

  • rder to match it with its correct definition

Slide 6 JSOMTC, SWMG(A)

The Three Word Parts Used in Medical Terminology

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JSOMTC, SWMG(A)

Medical Terminology

 Two approaches

  • Memorization
  • Walking medical dictionary
  • Learning word parts & how they fit together
  • Preferred approach

Slide 8

JSOMTC, SWMG(A)

Medical Terminology

 Three parts to a word

  • All medical terms have a root word
  • Medical terms may have some or all of the

following:

  • Prefixes
  • Suffixes

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JSOMTC, SWMG(A)

Word Root

 Stem

  • The core of the word
  • Indicates the organ or part which is modified

by a prefix or suffix, or both

  • Usually derived from:
  • Latin (e.g., femur)
  • Greek (e.g., hemorrhage)
  • Remember: Each medical term contains one or

more word roots

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JSOMTC, SWMG(A)

Word Root

 Common stems

  • acr/o (extremities)
  • cari/o (heart)
  • cyan/o (blue)
  • cyt/o (cell)
  • dermat/o, derm/o (skin)
  • duoden/o (duodenum)
  • electro/o (electrical)

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JSOMTC, SWMG(A)

Word Root

 Common stems (cont’d)

  • eti/o (cause)
  • gastr/o (stomach)
  • gram/o (record)
  • leuk/o (white)
  • megal/o (enlarged)
  • path/o (disease)

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JSOMTC, SWMG(A)

Prefix

 Prefixes

  • Attached to the beginning of a word root
  • Modifies the meaning
  • Example: erythrocyte, (definition?)

 erythro‐ is the prefix

– Erythro = red – Cyte = cell – Together = red blood cell

 NOTE: Not all medical terms have a prefix

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JSOMTC, SWMG(A)

Prefix

 Can be divided into categories

  • Location
  • Time
  • Amount or quantity
  • Color
  • Negation
  • Size
  • Position
  • Miscellaneous

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JSOMTC, SWMG(A)

Prefix

 Location

  • Examples
  • intra‐ (inside/within)  intra‐abdominal
  • peri‐ (around/surrounding)  pericardium
  • retro‐ ; post‐ (behind)  retrocardial; postnasal
  • hypo‐ ; sub‐ (under)  hypodermis; subcutaneous
  • inter‐ (between)  intercostal

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JSOMTC, SWMG(A)

Prefix

 Time

  • Examples
  • ante‐ ; pre‐ (before)  antepartum; preoperative
  • post‐ (after)  postoperative
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JSOMTC, SWMG(A)

Prefix

 Amount or quantity

  • Examples
  • uni‐ ; mono‐ (single)  unilateral; monocyte
  • bi‐ (two)  bilateral
  • tri‐ (three)  tricuspid
  • quadri‐ (four)  quadriplegia
  • multi‐ ; poly‐ (many, much)  multipara ; polyuria
  • hemi‐ ; semi‐ (half)  hemiplegia; semiconscious
  • hypo‐ (low)  hypotension
  • hyper‐ (high)  hypertension

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JSOMTC, SWMG(A)

Prefix

 Color

  • Examples
  • erythro‐ (red)  erythrocyte
  • leuko‐ (white)  leukocyte
  • cyano‐ (blue)  cyanosis
  • melano‐ (dark/black)  melanoma

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JSOMTC, SWMG(A)

Prefix

 Negation

  • Examples
  • a‐ or an‐ (without/absence of)  afebrile; anesthesia
  • anti‐ (against)  antivenom
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JSOMTC, SWMG(A)

Prefix

 Size

  • Examples
  • micro‐ (small)  microphage
  • mega‐ ; macro‐ (large)  megacolon; macrophage

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JSOMTC, SWMG(A)

Prefix

 Position

  • Examples
  • antero‐ (front)  anterior
  • latero‐ (side)  lateral
  • dextro‐ (right)  dextrocardia
  • levo‐ (left)  levoversion
  • medio‐ (middle)  medial

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JSOMTC, SWMG(A)

Prefix

 Miscellaneous

  • Examples
  • hydro‐ (water)  hydrophobia
  • dys‐ (painful, difficult)  dyspnea
  • nox‐ ; noct‐ (night)  nocturia
  • mal‐ (bad)  malodorous
  • pan‐ (total)  panhysterectomy
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JSOMTC, SWMG(A)

Suffix

 Suffixes

  • Attach to the end of the word root
  • Add additional meaning, such as a:
  • condition
  • disease
  • procedure
  • Example: my/algia (pertaining to pain)

 NOTE: Not all medical terms have a suffix

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JSOMTC, SWMG(A)

Suffix

 Pertaining to diagnosis

  • Examples
  • ‐cele (hernia)  gastrocele
  • ‐emia (blood)  hypoglycemia
  • ‐ectasis ; ‐ectasia (expanding/dilation)  angiectasis
  • ‐iasis (condition)  nephrolithiasis
  • ‐itis ( inflammation)  encephalitis
  • ‐malacia (softening)  chondromalacia
  • ‐megaly (enlargement)  clitoromegaly

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JSOMTC, SWMG(A)

Suffix

 Pertaining to diagnosis (cont’d)

  • Examples
  • ‐sclerosis (hardening)  arteriosclerosis
  • ‐oma (tumor)  lipoma
  • ‐osis (condition/disease)  dermatophytosis
  • ‐pathy (disease)  neuropathy
  • ‐ptosis (downward displacement)  blepharoptosis
  • ‐rrhexis (rupture)  cardiorrhexis
  • ‐trophy (growth or nourishment)  hypertrophy
  • ‐phobia (fear)  hydrophobia
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JSOMTC, SWMG(A)

Suffix

 Pertaining to operative procedures

  • Examples
  • ‐ectomy (removal/excision)  oopherectomy
  • ‐scopy (inspection/examination)  bronchoscopy
  • ‐stomy (artificial opening)  colostomy
  • ‐tomy (incision)  laparotomy
  • ‐desis (binding/fixation) 
  • ‐pexy (suspension/fixation)  orchiopexy
  • ‐plasty (plastic repair)  rhinoplasty
  • ‐centesis (puncture)  arthrocentesis
  • ‐rhaphy (suture repair)  neurorraphy

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JSOMTC, SWMG(A)

Suffix

 Pertaining to symptoms

  • Examples
  • ‐algia (pain)  dentalgia
  • ‐genic (producing)  pyogenic
  • ‐lysis (destruction/breakdown)  hemolysis
  • ‐rrhagia (excessive flow)  hemorrhage
  • ‐rrhea (excessive discharge)  diarrhea
  • ‐penia (deficiency/decrease)  leukopenia
  • ‐spasm (involuntary contraction)  myospasm
  • ‐ic, ‐ac, ‐al, and –ar (pertaining to)  otoscopic

Slide 27 JSOMTC, SWMG(A)

Collating Prefixes, Word Roots, and Suffixes of Common Medical Terminology in Order to Find the Correct Definition

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JSOMTC, SWMG(A)

Finding the Definition

 To define a medical word

  • Divide the word into its terms
  • Analyze the terms
  • Define the word
  • Example: pericarditis
  • peri‐ = around
  • cardi = heart
  • ‐itis = inflammation
  • Definition  inflammation around the heart

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JSOMTC, SWMG(A)

Finding the Definition

 Define the following word

  • intercostal
  • inter‐ = between
  • costal = rib
  • Definition  the space between the ribs

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JSOMTC, SWMG(A)

Finding the Definition

 Define the following word

  • laryngoscopy
  • laryngo = larynx or voice box
  • ‐scopy = visual examination
  • Definition  visual examination of the interior of

the larynx

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JSOMTC, SWMG(A)

Finding the Definition

 Define the following word

  • microphage
  • micro‐ = one millionth (10‐6); small
  • phag/o, phagia = eating, ingestion
  • Definition  small eater

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JSOMTC, SWMG(A)

Finding the Definition

 Define the following word

  • cholecystectomy
  • chole = gall; or bile
  • cyst/o = cyst; or bladder
  • ‐ectomy = surgical removal
  • Definition  the surgical removal of the gall

bladder

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JSOMTC, SWMG(A)

Finding the Definition

 Acronyms and abbreviations

  • Frequently used
  • Boosts efficiency if used intelligently
  • i.e., make sure it is not ambiguous
  • Write it out the first time you use it
  • Can become modern language:
  • e.g., laser

 Light amplification by stimulated emission of

radiation

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JSOMTC, SWMG(A)

Finding the Definition

 Eponyms

  • Name of a person or thing (real or fictitious)
  • Example: Oedipus complex
  • Usually named from first person to diagnose,

publish, or put together syndrome or sign

  • Example: Cushing’s triad

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JSOMTC, SWMG(A)

Finding the Definition

 Terms derived from places

  • Lyme disease
  • Rocky Mountain Spotted Fever

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JSOMTC, SWMG(A)

Finding the Definition

 Terms derived from animals

Harelip

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JSOMTC, SWMG(A)

Finding the Definition

 Terms derived from mythological gods

  • Venereal
  • Venus (goddess of love)
  • Morphine
  • Morpheus (god of dreams)

Slide 38

JSOMTC, SWMG(A)

How will medical terminology be tested?

 You will be tested on the medical terms

that are defined in the beginning of some lectures

DO NOT blow these off!

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JSOMTC, SWMG(A)

Questions?

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Slide 40

JSOMTC, SWMG(A)

Terminal Learning Objective

 Action: Communicate knowledge of

“Introduction to Medical Terminology”

 Condition: Given a lecture in a classroom

environment

 Standard: Received a minimum score of

75% on the written exam IAW course standards

Slide 41

JSOMTC, SWMG(A)

Agenda

 Communicate the three word parts used in

medical terms

 Collate the prefixes, word roots, and

suffixes of common medical terminology in

  • rder to match it with its correct definition

Slide 42

JSOMTC, SWMG(A)

Reasons

Understanding the medical terminology is important for easing the learning curve. Possibly more important, is communicating the problem with the Health Care Providers (HCPs), that can not visualize the patient. Also, other HCPs may judge your intelligence, based on your vocabulary.

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JSOMTC, SWMG(A)

Break