Busy. Please wait.

Forgot Password?

Don't have an account?  Sign up 

show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

Already a StudyStack user? Log In

Reset Password
Enter the email address associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know (0)
Know (0)
remaining cards (0)
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards

Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Medical Terminology


a-, an- no, not
ab- away from
abdomin/o abdomen
-ac, -al, -an, -ar, -ary, -eal, -ic, -ine, -ior, -oid, -ous, -tic pertaining to
ad- toward
aden/o gland
adenoid/o adnoids
-algia pain
alveol/o alveolus (air sac within the lung)
amni/o amnion (sac that surrounds the embryo)
ana- up, apart
an/o anus
angi/o vessel (blood)
ante- before, forward
anter/o front
anti- against
aort/o aorta
append/o, appendic/o appendix
arteri/o artery
arteriol/o small artery
arthr/o joint
ather/o fatty plaque
-ation process, condition
aur/o ear
aut- self
axill/o armpit
balan/o penis
bi- two
bi/o life
blephar/o eyelid
brady- slow
bronch/o bronchial tube
bronchiol/o small bronchial tube
calcane/o calcaneus (heel bone)
capillar/o capillary
carcin/o cancer, cancerous
cardi/o heart
carp/o wrist bones (carpals)
-cele hernia
-centesis surgical pucture to remove fluid
cephal/o head
cerebell/o cerebellum (posterior part of the brain)
cerebr/o cerebrum (largest part of the brain)
cervic/o neck
chem/o drug, chemical
cholecyst/o gallbladder
choledoch/o commonbile duct
chondr/o cartilage
chron/o time
-cision process of cutting
cis/o to cut
clavicul/o clavicle (collar bone)
-coccus bacterium (berry-shaped);pl. -cocci
coccyg/o tailbone
col/o colon (large intestine)
colon/o intestine
colp/o vagina
comi/o to care for
con- with, together
coni/o dust
-coniosis abnormal condition of dust
coron/o heart
cost/o rib
crani/o skull
crin/o secrete
-crine secretion
-crit separation
cry/o cold
cutane/o skin
cyan/o blue
cyst/o urinary bladder
cyt/o cell
-cyte cell
dactyl/o fingers or toes
dermat/o, derm/o skin
dia- thorough, complete
-dipsia thirst
duoden/o duodernum
dur/o dura mater (outermost meningeal layer)
-dynia pain
dys- abnormal, bad, difficult, painful
ec- out, outside
-ectasia, -ectasis dilation, stretching, widening
ecto- out, outside
-ectomy excision (resection, removal); process of cutting out
electr/o electricity
-emesis vomiting
-emia blood condition
en- within, in, inner
encephal/o brain
endo- within, in, inner
endocrin/o endocrine glands
endometr/o, endometri/o endometrium (inner lining of the uterus)
enter/o intestines (usually small intestine)
epi- above, upon
apiglott/o epiglottis
epitheli/o skin (surface tissue)
erythr/o red
esophag/o esophagus
esthesi/o sensation
ex-, exo-, extra- out, outside
femor/o femur, thigh bone
fibr/o fibrous tissue
fibul/o fibula (small lower leg bone)
gastr/o stomach
gen/o to produce
-gen to produce
-genesis producing, forming
-genic pertaining to producing, produced by
ger/o old age
glyc/o sugar
gnos/o knowledge
-gram record
-graph instrument to record
-graphy process of recording, to record
gynec/o woman, female
hemat/o, hem/o blood
hepat/o liver
humer/o humerus (upper arm bone)
hydr/o water
hyper- above, excessive, more than normal, too much
hypo- below, deficient, less than normal, too little
hypophys/o pituitary gland
hyster/o uterus
-ia condition
-ian practitioner
iatr/o treatment
ile/o ileum (third part of small intestine)
ili/o ilium (upper part of hip bone)
in- in, into
infra- below
inguin/o groin
intra- within
isch/o to hold back
-ism condition, process
-ist specialist
-itis inflammation
jejun/o jejunum
lapar/o abdomen
-lapse slide
laryng/o larynx (voice box)
later/o side
ligament/o ligament
leiomy/o smooth muscle
leuk/o white
lip/o fat
-listhesis to slip, slide
lith/o stone
-lith stone
-logy study of, process of study
lumb/o loin, waist region
lymph/o lymph
lymphaden/o lymph nodes
lymphangi/o lymph vessel
lys/o separation, breakdown, destruction
-lysis separation, breakdown, destruction
mal- bad
-malacia softening
mamm/o breast
mast/o breast
mediastin/o mediastinum
medull/o medulla oblongata (lower part of the brain)
-megaly enlargement
men/o menstruation
mening/o meninges (membranes covering brain and spinal cord)
meta- to measure
metacarp/o metacapals (hand bones)
metatars/o metatarsals (foot bones)
-meter to measure
metr/o, metri/o uterus; to measure
-metry mesurement
-mortem death
-motor movement
muscul/o muscle
my/o muscle
myel/o bone marrow (with -blast, -oma, cyte, -genous)
myos/o muscle
myring/o eardrum
nas/o nose
nat/i birth
necr/o new
nephr/o kidney
neur/o nerve
norm/o rule, order
nos/o disease
obstetr/o midwife
ocul/o eye
-oma tumor, mass swelling
onc/o tumor
o/o egg
oophor/o ovary
ophthalm/o eye
-opsy process of viewing
opt/o, optic/o eye
or/o mouth
orch/o testicle, testis
orchi/o testicle, testis
orchid/o testicle, testis
orth/o straight
-osis abnormal condition
osm/o smell
oste/o bone
ot/o ear
ovari/o ovary
pancreat/o pancreas
para- beside, near, along the side of
parathyroid/o parathyroid gland
-partum birth
path/o disease
-pathy disease condition
ped/o child
pelv/o hip bone
-penia dificiency
per- through
peri- surrounding
peritone/o pertoneum (membrane around abdominal organs)
perone/o fibula
-pexy fixation (surgical)
phak/o lens of the eye
phalang/o phalanges (finger and toe bones)
pharyng/o pharynx, throuat
-phasia speech
-philia attraction to
phleb/o vein
phren/o diaphragm
phren/o mind
pituitar/o formation, growth, development
-plasm formation, growth, development
-plasia formation, growth
-plasty surgical repair
-plegia paralysis
pleur/o pleura (membrane surrounding the lungs)
-pnea breathing
pneum/o air, lung
pneumon/o lung
-poiesis formation
poly- many, much
post- after, behind
poster/o back, behind
pre- before
pro- before, forward
prict/o anus and rectum
prostat/o prostate gland
psych/o mind
-ptosis prolapse, sagging
-ptysis spitting
pulmon/o lung
pyel/o renal pelves (central section of the kidney)
radi/o x-ray; radius (lateral lower arm bone)
re-, retro- behind, back
rect/o rectum
ren/o kidney
retin/o retina of the eye
rhabdomy/o striated (skeletal) muscle
rheumat/o flow, fluid
rhin/o nose
-rrhage bursting forth of blood
-rrhaphy suture
-rrhea flow, discharge
sacr/o sacrum
salping/o fallopian (uterus) tube; eustachian tube
-salpinx fallopian (uterus) tube; eustachian tube
sarc/o flash
scapul/o shoulder blade (bone)
-sclerosis hardening
-scope instrument to view or visually examine
-scopy process of viewing or visual examination
scrot/o scrotal sac, scrotum
-section to cut
sept/o infection
septic/o infection
-sis condition
-somatic pertaining to the body
son/o sound
-spasm constriction
spin/o backbone, spine, vertebra
splen/o spleen
spondyl/o vertebra, backbone
-stasis stop, control; place, to stand
-stat stop, control
-stenosis narrowing
stern/o sternum (breast bone)
stomat/o mouth
-stomy opening
sub- under, below
sym- with, together (use before b, p, and m)
syn- with, together
tachy- fast
tedin/o, ten/o tendon
-tension pressure
theli/o, thel/o nipple
-therapy treatment
-thesis to put, to place
thorac/o chest
thromb/o clot
thym/o thymus gland
thyr/o, thyroid/o, thyroaden/o thyroid gland
tibi/o tibia or shin bone (larger lower leg bone)
-tomy incision, process of cutting into
tonsill/o tonsils
top/o to put, place
trache/o trachea, windpipe
trans- across, through
tri- three
troph/o development, nourishment
-trophy development, nourishment
tympan/o eardrum
uln/o ulna (medial lower arm bone)
ultra- beyond
-um structure
uni- one
ureter/o ureter
urethr/o urethra
ur/o urine, urinary tract
-uria urine condition
uter/o uterus
vagin/o vagina
vas/o vessel, vas deferens
vascul/o blood vessel
ven/o vein
venul/o venule
vertebr/o vertebra, backbone
vesic/o urinary bladder
adren/o adrenal gland