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Medical Words

Roots, Prefixes, and Suffixes

pre- before
post- after
uni- one
bi- two
tri- three
sub- under
trans- across
hypo- low
a- without
an- not
peri- around
brady- slow
dys- bad, abnormal
endo- in
dermat skin
cardi/o heart
dent/o teeth
pulmun/o lungs
enter/o intestines, colon
hepat liver
splen splene
chondr cartilage
arthr/o joints
rhin/o nose
lapar abdomin
my/o muscle
laryng larynx/voice box
hemat blood
crani/o skull
nephr/o kidney
arteri/o artery
neur/o nerve
angi/o vessel (blood)
hyster uterus/womb
ren/o kidney
later/o side
leuk/o white
thorac/o chest
-itis inflamation
-ologist doctor
-ectomy surgical removal of
-osis abnormal condition of
-algia pain
-plasty repair, restructure
-megaly enlargement
-um sturcture, tissue, thing
-pnea breathing
-ology study of
-malacia softening
-scope instrument for visual examination
-tomy process of cutting
-uria urination, condition of urine
-ic pertaining to
-pathy disease, emotion
-cyte cell
-al pertaining to
-oma tumor, fluid collection, mass
-stenosis tightening, stricture
-(e)sis action, condition, state of
-ia condition
-centesis surgical puncture toremove fluid
xanth/o yellow
melan/o black
poli/o grey
erythr/o red
cyan/o blue
leuk/o white
-necrosis dead tissue
-sclerosis hardening of tissue
-stenosis tightening, stricture
-scopy looking at
-graphy process of recording
-gram record of recording
-rrhage excessive amounts of fluid
-rraphy to fix, stich, sew, repair
-rrhexis rupture
-rrhea flow, discharge
-dynia pain
-ostomy surgical procedure
supra- above
ab- away
ad- toward
inter- within
intra- among, between
ather/o plaque
cephal/o upwards
caud/o lower (tail)
coron/o head
dist/o away
anter/o front
midsagitt/o middle
poster/o back
proxim/o near
medi/o middle
ventr/o side of the body
dors/o middle of back
infer/o below
ankyl/o stiff
chondr/o cartilage
cost/o rib
crani/o skull
-desis to bind; tie together
kyph/o humpback
lord/o curve; swayback
lysis- breakdown; separation; destruction; loosening
myel/o spinal cord; bone marrow
oss/e, oss/I, ost/o, osteo bone
-poietic formation
scoli/o crooked; bent
spondyl/o vertebra (backbone)
-um structure; tissue; thing
ligament/o ligament
synovi/o synovia; synovial membrane; sheath around a tendon
burs/o bursa (sack of fluid near joints)
oblique diagonal
-lysis breakdown; destruction; separation; loosening
kinesi/o movement
ton/o tension
-trophy nourishment; development (condition of)
quadr/I four; square
-ia condition
ten/o, tend/o, tendin/o tendon
electr/o electricity
ankyl/o stiff
fasci/o faschia (membrane supporting muscles)
-plegia paralysis; palsy
transverse across
-cele hernia
fibr/o fiber
-desis to bind; tie together
tax/o order; coordination
phleb/o vein
aort/o aorta (largest artery)
ven/o vein
thromb/o clot
hem/o, hemat/o blood
-emia blood condition
tachy- fast
aneurysm/o aneurysm (widening of blood vessel)
valv/o valve
capill/o capillary
angi/o blood vessel
plasm/a, plasm/o plasma
Hypertenstion High blood pressure
Stroke A harmful discharge of lightning, particularly one that affects a human being.
Arteriosclerosis Plaque build up in the arteries
Coronary Artery Disease Plaque build up in the coronary arteries.
Heart Attack (MI) When the flow of blood is blocked and the tissue begins to die.
Congestive Heart failiure When the heart can't pump enough blood to the rest of the body
Anemia A lack of hemoglobin
Hemophilia A condition in which the blood doesn't clot normally.
Leukemia Cancer of the white blood cells.
-ema condition
-ectasis direction; widening
-osmia smell
-ptysis spitting
-sphyxia pulse
-spasm sudden contraction of muscles
adenoid/o adenoids
alveoli/o alveolus; air sac
bronchi/o bronchial tube
bronchiol/o bronchiole
capn/o carbon dioxide
coni/o dust
epiglott/o epiglottis
lob/o lobe
mediastin/o mediastinum
nas/o nose
orth/o straight
ox/o oxygen
pector/o chest
pharyng/o throat (pharynx)
phon/o voice; sound
phren/o diaphragm; mind
pleur/o pleura
pneumon/o lung; air; gas
sinus/o sinus
spir/o to breathe
tel/o complete
-thorax chest; plural cavity
tonsil/o tonsil
trache/o trachea (windpipe)
encephal/o brain
myel/o spine
neur/i neuron
neur/o nerve
ambul/o walk
cephal/o head
concuss/o concussion
contus/o to bruise
ech/o sound
-esthesia nervous sensation
Klept/o to steal
Mening/o meninges
Narc/o numbness; stupor; sleep
-phobia fear
Psych/o mind
Somn/o sleep
Acrophobia fear of hights
Amnesia a partial or total loss of memory
Analgesic acting to relieve pain
Anesthesia the administration of gases or the injection of drugs before surgical operations.
claustrophobia fear of being in enclosed spaces
comatose extremely exhausted, lethargic, or sleepy.
concussion temporary unconsciousness caused by a blow to the head
dementia serious loss of cognitive ability due to age or brain injury
dyslexia a disorder that involves a difficulty in reading or interpreting words.
empathy the ability to understand and share feelings
encephalitis inflammation of the brain
meningitis inflammation of the meninges
neurologist a nerve doctor
PTSD Post Traumatic Stress Disorder
psychiatrist a doctor that specializes in treating mental illnesses
seizure a sudden disruption of the brain's activity and altering the state of consciousness
Created by: Colin42
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