1. Medical Terminology

2. Abbreviations Stat - immediately VS - vital sign Rx - prescription
prn - as needed
HS - hour of sleep (bedtime)
NPO - nothing by mouth
po - by mouth
bid - twice a day
q2h - every 2 hours
> - greater than
DNR – Do Not Resuscitate
< - less than
amb - ambulate, walk
mg - milligram
mL - milliliter
L - liter
cc - cubic centimeter
tsp - teaspoon
EKG – electrocardiogram -is a test that checks for problems with the electrical activity of your heart
EEG –electroencephalogram -a test that detects electrical activity in your brain using small, flat metal discs (electrodes) attached to your scalp
Abbreviations

3. Root Words aden - gland arter - artery arthr - joint bio - life
bronch - bronchial tube
carcin - cancerous
cardi - heart
cephal - head
cerebr - cerebrum
chem - drug, chemical
chol - gall, bile
cost - ribs
cyst - cysts, bladder, fluid sac
cyt - cell
derm - skin
enter - intestines
erythro - red
gast - stomach
gingiv - gums
gloss - tongue
Root Words

4. Root words hem - blood hepat - liver hydro - water
hyster - uterus, womb
lingu - tongue
lith - stone
myo - muscle
nephr – kidney
oto – ear
osteo – bone
mamm – breast
ren - kidney
neur - nerve
ocul - eye
ophthalm - eye
pneum - lung, air, gas
psych - mind
rhin - nose
thorac - chest
trach – trachea
cranio – skull
oophor - ovary
Root words

5. Prefixes a, an - without anti - against bi - two, both brady - slow
contra - against
dys - painful, difficult
endo - inside
epi - upper, above
ex - out, from
hemi - half
hyper - above, more than
hypo - below - less than
inter - between
intra - inside, within
leuko - white
micro - small
neo - new
peri - around
poly - many, much
post – after, behind
Prefixes

6. Prefixes pre - before, in front of pro -forward semi - half
sub - below
tach - fast
Prefixes

7. Suffixes algia - pain centesis - surgical puncture ectomy - removal of
emia - blood
genetic, genic - origin, source
gram - picture, record
graphy - picture, record
ic - pertaining to
it is - inflammation, swelling
lysis - destruction
megaly - enlarged
ologist - specialist
ology - study of
oma - tumor
orrhea - flow, discharge
osis - condition of
otomy - cut into
path - disease
phobia - fear
plasty - surgical repair
plegia - paralysis
Suffixes

8. Suffixes sclerosis - hardening scope - picture spasm - contraction
stasis – stop, control
uria – urine
penia – deficiency of
Suffixes