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71 Cards in this Set

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dermatos(Greek)
word root-derm
meaning-skin
nephros(Greek)
word root-nephr
meaning-kidney
stoma(Greek)
word root-stomat
meaning-mouth
cutis(Latin)
word root-cutane
meaning-skin
oris(Latin)
word root-or
meaning-mouth
renes(Latin)
word root-ren
meaning-kidney
erythr/o
red
gastr/o
stomach
hepat/o
liver
immun/o
immune, immunity, safe
nephr/o
kidney
oste/o
bone
a medical word consists of some or all of the following elements
word root,combining form, suffix, and prefix
the core of a medical term and contains the fundamental meaning of the word
word root
Greek words are used to build words that describe a
disease, condition, treatment, or diagnosis
latin word roots are used to build words that describe
anatomic structures
a combining form is a
word root to which a vowel (usually an o) is added
a word element placed at the end of a word or word root that changes the meaning of the word
suffix
a suffix usually indicates a
procedure, condition, disease, or part of speech
the prefix usually indicates a
number, time, position, direction, or negation
-itis
inflammation
-megaly
enlargement
-oma
tumor
gastr/o + -itis =
gastritis; inflammation of the stomach
gastr/o + -megaly =
gastromegaly; enlargement of the stomach
gastr/o + -oma =
gastroma; tumor of the stomach
hepat/o + -itis =
hepatitis; inflammation of the liver
hepat/o + -megaly =
hepatomegaly; enlargement of the liver
hepat/o + -oma =
hepatoma; tumor of the liver
a-
without
hyper-
excessive, above normal
intra-
in, within
macro-
large
micro-
small
mast
breast
therm
heat
muscul
muscle
card
heart
-ia
condition
-ar
relating to
a- + mast + -ia =
amastia; without a breast
hyper- + therm + -ia =
hyperthermia; condition of excessive heat
intra- + muscul + -ar =
intramuscular; within the muscle
macro- + card + -ia =
macrocardia; condition of a large heart
micro- + card + -ia =
microcardia; condition of a small heart
rule 1 (of the 3 rules for defining medical words)
define the suffix, or last part of the word
rule 2 (of the 3 rules for defining medical words)
define the first part of the word(which may be a word root, combining form, or prefix)
rule 3 (of the 3 rules for defining medical words)
define the middle parts of the word
rule 1 (of the 3 rules for building medical words)
a word root links a suffix that begins with a vowel
rule 2 (of the 3 rules for building medical words)
a combining form (root+o) links a suffix that begins with a consonant
rule 3 (of the 3 rules for building medical words)
use a combining form to link a root to another root to form a compound word. this rule holds true even if the next root begins with a vowel
nephritis
inflammation of the kidneys
arthrodesis
surgical fixation of a joint
phlebotomy
incision of a vein
dentist
specialist in teeth
gastrectomy
excision of the stomach
chondritis
inflammation of cartilage
hepatoma
tumor of the liver
cardiologist
specialist in the heart
gastria
condition of the stomach
osteoma
tumor of the bone
chondr
cartilage
arthr
joint
-cyte
cell
splen/o
spleen
hyster/o
uterus
neur/o
nerve
ot/o
ear
dermat/o
skin
hydr/o
water
the diacritical mark - is called a
macron (long)