1 Prefixes and Suffixes Prefixes and Suffixes Chapters 2 & 3

 From now on you will see:  all WORD ROOTS highlighted in PURPLE  all COMBINING VOWELS highlighted in RED  all SUFFIXES highlighted in BLUE  all PREFIXES highlighted in GREEN Color Coding of word parts:

 To review, medical terms that are constructed from parts may include:  Word Roots  Prefixes  Suffixes  One or more Combining Vowels (usually an “o” or an “i” Medical Terms that are constructed from parts

 Always attaches to the BEGINNING of a word  **IMPORTANT NOTE: The meaning of a prefix always remains the same. Prefix: a beginning

PREFIXES: Prefixes express: Numbers, measurements, position, direction, negatives, and color

6 Prefixes that express NUMBERS: Bi- Tri- Uni- Primi- Semi- Tetra- Quadri- Milli-

7 Prefixes that express MEASUREMENTS: Hyper- Hyp/hypo- Multi- Poly-

8 Prefixes that express POSITION or DIRECTION Ab- Ad- Ambi- Ante- Circum- Endo-

9 Prefixes that express COLOR: albino- Cyan- chlor- Erythr- Leuk- Melan/o- Cirrh/o-

10 Prefixes that express NEGATIVES: A- An- Ana- Anti- Contra- Dis-

Always attaches to the END of a word Makes a word a noun or an adjective **IMPORTANT NOTE: The meaning of a suffix always remains the same. Suffix: an ending

Suffixes: Suffixes usually make a word a: Noun or an adjective

Let’s look at more Noun Suffixes! These suffixes make words into Nouns: -a - er - ist - ism Examples: Cyanoderma Radiographer Psychologist Albinism

Suffixes- Adjective endings In medical terminology, suffixes are what change a word to be an adjective (or a noun, as we saw earlier). What follows next is a list of the most common “Adjective Suffixes”

Suffixes – Adjective endings -ac -al -ar -ic -ical -ile -ory -ous -tic All of these suffixes mean the same thing: PERTAINING TO

Let’s see them used in examples: -ac -al -ar -ic - ical -ile -ory - ous -tic “cardiac” = pertaining to the heart “duodenal” = pertaining to the duodenum “ventricular” = pertaining to the ventricle “thoracic” = pertaining to the thorax “neurological” = pertaining to the nerves/brain “febrile” = pertaining to fever “auditory” = pertaining to hearing “venous” = pertaining to veins “cyanotic” = pertaining to blueness

Pronunciation Practice Apnea Hemiplegia Intercostal Intravenous Primigravida Anemia Osteoblast Epilepsy Tonometry Hemolytic Autism Arachnophobia Lipoma Lithotripsy Colostomy Dyspnea

The End