NURS 1103 or HLSC 2613NURS 1103 or HLSC 2613

Medical Medical TerminologyTerminology

WelcomeWelcome

Course ObjectivesCourse Objectives Apply basic principles of medical Apply basic principles of medical

word building.word building. Correctly pronounce medical terms.Correctly pronounce medical terms. Define common medical terms.Define common medical terms. Relate common medical terms to Relate common medical terms to

human anatomy and physiology; human anatomy and physiology; common disease states, and common disease states, and diagnostic testsdiagnostic tests..

Identify the medical terminology in Identify the medical terminology in medical record reports.medical record reports.

what are the Basic Elements what are the Basic Elements of of Medical Terminology Medical Terminology

prefix

root suffix

Medical terms Medical terms may havemay have 44 word word parts:parts:

1.1. RootRoot

2.2. PrefixPrefix

3.3. SuffixSuffix

4.4. Combining formCombining form

Word Roots (WR)Word Roots (WR) Usually derived form Greek or Usually derived form Greek or

Latin Latin Frequently indicates a body partFrequently indicates a body part Most medical terms have one or Most medical terms have one or

more word rootsmore word roots Gives basic meaning of termGives basic meaning of term

In medical terminology roots usually In medical terminology roots usually indicate a body part:indicate a body part:

cardi/ocardi/o

dent/odent/opulmon/pulmon/

oo

enter/oenter/o

Examples of Word RoodsExamples of Word RoodsGreek Word Word Root

Kardia (heart) Cardi

Gaster (stomach) Gastr

Hepar (liver) Hepat

Nephros (kidney) Nephr

Osteon (bone) oste

2.2. thethe prefixprefix isis a word part added a word part added beforebefore a a

root to modify its meaningroot to modify its meaning many medical terms do not many medical terms do not

have a prefixhave a prefix Usually indicates a number, Usually indicates a number,

time, position, direction, or colortime, position, direction, or color

Example:Example: prepretesttest

Prefix examples:Prefix examples: ““number” prefixesnumber” prefixes

uni- uni- (uni/lateral)(uni/lateral) bi- bi- (bi/lateral)(bi/lateral) tri- tri- (tri/)(tri/)

““time” prefixestime” prefixes pre- pre- (pre/test)(pre/test) post- post- (post/test)(post/test)

““position” prefixesposition” prefixes sub- sub- (sub/costal)(sub/costal) trans- trans- (trans/atlantic)(trans/atlantic) hypo- hypo- (hypo/dermic)(hypo/dermic)

““negation” prefixesnegation” prefixes a- a- (a/moral)(a/moral) an- an- (an/aerobic)(an/aerobic)

3.3. the the suffixsuffix isis a word part added to a word part added to endend of root to of root to

modify its meaningmodify its meaning most medical terms have a suffix most medical terms have a suffix

Word EndingWord Ending Suffix usually indicates a procedure, Suffix usually indicates a procedure,

condition, or diseasecondition, or disease

Example: root--Example: root--teachteach toto teachteacher

In medical terminology, a suffix In medical terminology, a suffix often times indicatesoften times indicates:: a procedure ( a procedure ( --ectomyectomy = surgical = surgical

removal of)removal of) append//ectomy

dermat//osis

tonsill//itis

a condition ( a condition ( --osis osis = abnormal = abnormal condition of) condition of)

a disease ( a disease ( --itisitis = inflammation of)= inflammation of)

usually an usually an “o”“o” that is used that is used between word parts between word parts

eases pronunciationeases pronunciation A A root wordroot word plus a plus a vowelvowel is is

referred to as a “referred to as a “combining formcombining form”.”.

4.Combining Forms (CF)4.Combining Forms (CF)

Combining Forms Combining Forms ExamplesExamples

Cardi/ + o = cardi/oCardi/ + o = cardi/o heart heart gastr/ + o = gastr/o gastr/ + o = gastr/o

stomachstomach hepat/ + o = hepat/ohepat/ + o = hepat/o liver liver nephr/ + o = nephr/onephr/ + o = nephr/o kidney kidney oste/ + o = oste/ooste/ + o = oste/o bone bone

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