A FEW EXCEPTION

A FEW EXCEPTION
As noted before most medical term are formed by the combination of a root or roots modified by suffixes and prefixes. Occasionally ; terms are formed by a root alone or a combination of roots
EXAMPLES
DUCT
Root
To lead
Ovi / duct
ROOT / ROOT
Egg to lead
Ova duct refers to the uterine tube



Sometimes you will find a term formed the combination of prefixs and a suffix
EXAMPLE
Meta / stasis
PREFIX SUFFIX
Beyond, after, stop or stand or change
Metastasis refers to the spread of a disease such as cancer, from one location to another.

SPELLING MEDICAL TERMS
Correct spelling of medical terms is crucial for communication among health care professionals careless spelling causes misunderstanding that can have serious consequences . the following are some of pitfalls to avoid.
1.some words sound exactly the same but are spelled differently and have different meaning . Context is the clue to spelling for example . ileum ( part of the INTESTINE )
ilium ( part of the BONE ) Sitolog ( study of FOOD )
Citology ( study of CELLS )

.
Other words sound similar but are spelled differently and have different meaning. For example.
abduction ( to draw away from )
Adducation ( to draw toward )
hepatoma ( liver tumor )
hematoma ( blood tumor)
Aphagia (inability to swallow)
Aphasia (inability to speak)



.
When letters are silent in a term ,they risk being omitted when spelling the ward.
for example :
Pt has a,t, sound if beginning of a term (e.g.nephroptosis) nef-rop-tosis.
Ph has an , f, sound ( diaphragm)
Ps has an ,s , sound (psychology)
Some wards have more than one accepted spelling . For example.
Orthopedic ORTHOPEADIC British
leukocyte LEUCUCYTE British
Some combining forms have a same meaning but different origins that compete for usage. For example . There are 3 combining forms refering to the uterus.


Hyster / o ( greek )
Metr / o ( greek )
Uter / o ( latin )
RULES OF PRONUNCIATION
.
.
SINGULAR & PLURAL

Common prefixes(NEGATION)
POSITION/DIRECTION
.
.
Quantity or measurment

.
TIME
General