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Chap. 1 - Prefixes
Prefix | Meaning |
---|---|
a- an- | NOT (example: Aphasia: loss of ability to understand or express speech) |
anti- contra- | AGAINST (Antibiotics & Contraceptive) |
de- | DOWN, AWAY FROM (Dehydration) |
ante- pre- | BEFORE (Antepartum & Prenatal : time before childbirth) |
pro- | BEFORE, ON BEHALF OF (Probiotic) |
brady- | SLOW (Bradycardia: when the heart beats very slowly - less than 60 bpm) |
tachy- | FAST (Tachycardia: when the heart beats very quickly - over 100 bpm) |
post- | AFTER (Postpartum: after childbirth) |
re- | AGAIN (Rehabilitation) |
ab- | AWAY (Abduction) |
ad- | TOWARD (Adduction) |
circum- peri- | AROUND (Circumcision & Pericardium) |
dia- trans- | THROUGH (Diagnostic & Translate) |
e- ec- ex- | OUT (Evoke, Ectopic, Exhale) |
ecto- exo- extra- | OUTSIDE (Ectoderm: outermost layer of cells or tissue of an embryo in early development. & Exoskeleton) |
en- endo- intra- | IN, INSIDE (Enema, Endocrine, Intravenous) |
epi- | UPON (Epididymis: attached upon each of the testicles) |
sub- | BENEATH (Subcutaneous: beneath the skin) |
inter- | BETWEEN (Intercostal: between the ribs) |
bi- | TWO (Bilateral) |
hemi- semi- | HALF (Hemisphere & Semiannual) |
hyper- | OVER (Hyperthermia: body is over-heated) |
hypo- | UNDER (Hypothermia: body is under-heated; too cold) |
macro- | LARGE (Macrotia: very large ears) |
micro- | SMALL (Microdontia: very small teeth) |
mono- uni- | ONE (Monocyte & Unisex) |
oligo- | FEW (Oligomenorrhea: infrequent menstrual periods) |
pan- | ALL (Pancytopenia: occurs when a person has a decrease in ALL 3 blood cell types) |
poly- multi- | MANY (Polygraph & Multicellular) |
con- syn- sym- | WITH, TOGETHER (Congestion, Syndrome, Symmetry) |
dys- | BAD (Dysentery) |
eu- | GOOD (Euphoria) |