Suffix Prefix Combining Vowel Word Root Contains the core of the word functional meaning Ex play er play is word root arthr itis arthr is word root ID: 1009230
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1. Four Word PartsWord RootsSuffixPrefixCombining Vowel
2. Word RootContains the core of the word; functional meaningEx.: play/er play is word root arthr/itis arthr is word root hepat/itis hepat is word root
3. SuffixA word part attached to the end of a word root to modify meaningEx.: play/er er is suffix hepat/ic ic is the suffix hepat/itis itis is the suffixNot all medical terms have a suffix
4. PrefixWord part attached to the beginning of the word root to modify it’s meaning.Ex.: re/play re is the prefix sub/hepat/ic sub is the prefixNot all medical terms have a prefix
5. Combining VowelWord part, usually an o used between two word roots OR between a word root and a suffix to ease pronunciation.The combining vowel is not used between a prefix and a word root.Ex.: therm/o/meter arthr/o/pathy
6. Combining Vowel Guideline #1When connecting a word root and suffix; a combining vowel is not usually used. Even if vowels are present at the junction.Ex.: hepat/icSuffix begins with I; no combining vowel is used
7. Combining Vowel Guideline #2When conntecting two word roots; combining vowel is usually used even if vowels are present at the junction.Ex.: oste/o/arthr/itisO is the combining vowel, even though oste ends with an e and word root arthr begins with an aCombining vowels ease pronunciation; therefore, not all terms have combining vowels
8. Combining FormA word root with the combining vowel attached, seperated by a diagonal line.Ex.: arthr/o oste/ ven/oCombining form is NOT a word part; it is a presentation of two word parts
9. Analyzing and Defining Medical TermsTo analyze medical terms, divide the medical terms into word parts, label each word part, and label the combining forms.Osteo/o/arthr/o/pathy1. separate by slashes2. label with abbreviations3. label combining forms
10. Student PracticeAnalyze the following medical term:OsteopathyArthritisHepatitisSubhepaticIntravenousArthropathyOsteitis
11. Hints!Read the meaning from the suffix back to the first part of the word.Sub/hepat/icDrop the combining vowel before a suffix beginning with a vowelGastric not gastroicRetain the combining vowel between two roots in a wordOste/o/arthr/o/pathy
12. Hints! Spelling…Many words are pronounced alike but spelled differently AND have different meaningsIleum part of the small intestineIlium part of the pelvis, or hip bone
13. Hints! Pronunciation…Words spelled correctly but pronounced incorrectly may be misunderstoodUrethra urinary tract tube leading from the urinary bladder to the external surfaceUreter one of two tubes leading from the kidney to the urinary bladder