Busy. Please wait.
Log in using Clever

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever

Username is available taken
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.
Your email address is only used to allow you to reset your password. See our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Didn't know it?
click below
Knew it?
click below
Don't know
Remaining cards (0)
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

Prefixes, Suffixes

Roots, Combining Forms, Prefixes, and Suffixes

a- without, lack of ex. - asymptomatic (absence of symptoms)
ab- away from ex. - abstinence (to hold back from)
acou- hearing ex. - acoustics (science of sound)
-ac, -al pertaining to ex. cardiac (the heart), myocardial (heart muscle)
ad- to, toward, near to ex. - adduction (move toward midline)
aden-, adeno- gland ex. - adenoma (tumor of a gland)
af- toward ex. - afferent (moving toward)
albi- white ex. albinuria (passing of pale or white urine)
-algia painful condition ex. - myalgia (muscle pain)
an- without, lack of ex. - anesthesia (absence of pain)
andro- male ex. - androgens (male hormones)
angi-, angio- vessel ex. - angiopathy (disease of blood vessel)
ante- before ex. - antepartum (before birth)
anti- against ex. - anticoagulant (prevents blood clotting)
apo- separated from, off ex. - apodia (congenital absence of feet)
arthr-, arthro- joint ex. - arthritis (inflammation of joint)
-ary associated with ex. - urinary (associated with urine)
-asis, -asia condition or state of ex. - homeostasis (state of metabolic balance)
audio- hearing ex. - auditory (belonging to the hearing sense)
auri- ear ex. - auricle (ear-shaped structure)
auto- self ex. - autolysis (self breakdown)
baro- weight, pressure ex. - baroreceptor (receptor for pressure change)
bi- twice, double ex. - bicuspid (two cusps)
-blast germ, bud ex. - chondroblast (cartilage-producing cell)
brachi- arm ex. - brachial (of the arm)
brady- slow ex. - bradycardia (slow heart rate)
bucc- cheek ex. buccal cavity (inside cheek region)
callo- thick ex. - callosity ( thickening of keratinized layer of epidermis)
carcin- cancer ex. - carcinogenic (causing cancer)
cardio- heart ex. - cardiogram (register of heart activity)
caud- tail ex. - caudal (by the tail)
cepahl- head ex. - cepahlic (be the head)
cerebro- brain ex. - cerebrospinal (of the brain and spinal cord)
chondro- cartilage, gristle ex. - chondrocyte (cartilage cell)
-cide kill ex.- spermicide (agent that kills sperm)
circum- around ex. - circumduction (movement forming a circle)
-clast break ex. - osteoclast (cell that breaks down bone)
co-, com- with, together ex. - cooperate, gray commissure (connects right/left horns)
contra- against, opposite ex. - contralateral (opposite side)
cost- rib ex. - intercostals (between ribs)
crani- skull ex. - cranial cavity (where the brain is)
cune- wedge ex. - cuneiform (wedge shaped)
cuti- skin ex. - subcutaneous (under the skin)
cyan- blue color ex. - cyanosis (bluish discoloration of skin)
cysti-, cysto- sac, bladder ex. - cystoscope (instrument for examining the inside of the bladder
-cyte, cyto- cell ex. - erythrocyte (red blood cell), cytology (study of cells)
demi- half ex. - costal demifacet (half-moon facet on vertebra for rib articulation)
derm- skin ex. - dermatology (study of skin)
di-, diplo- two ex. - diploid (two sets of chromosomes)
duct-, -duct lead, draw ex. - ovarian duct, adduct (to lead away from)
dur- hard ex. - dura mater (tough menix of CNS)
e-, ec-, ef-, ex- out, from ex. - efferent (carries away from), excretion (eliminate from)
ecto- outside, outer ex. - ectocardia (displacement of heart)
-ectomy to cut out ex. - appendectomy (removal of appendix)
ede-, -edem swelling ex. - myoedema (muscle swelling)
-el, -elle small ex. - organelle (tiny structure that performs specific cellular functions)
endo- within ex. - endocardium (lining within heart chambers)
entero- intestine ex. - enteritis (inflammation of intestines)
epi- upon, on ex. - epicardium (membrane covering heart)
ex-, exo- outside ex. - exhale (breathe out), exocrine (gland that secretes to outside)
extra- outside ex. - extracellular (outside the cell)
-ferent carry ex. - afferent (carries, toward)
-form resembling, shape of ex. - fusiform (spindle-shaped)
gastr-, gastro- stomach ex. - gastric ulcer (stomach ulcer)
gloss-, glosso- tongue ex. - hypoglossal (under the tongue)
-genesis, - genic produce, origin ex. - gluconeogenesis (glucose from another molecule), carcinogenic (causes cancer)
glyco- sugar, sweet ex. - glycolysis (breakdown of glucose)
gyn- female, women ex. - gynecology (treatment of female reproductive organs)
hapto- single ex. - haploid (single set of chromosomes)
hem-, hemato- blood ex. - hematology (study of blood)
hepato- liver ex. - hepatitis (inflammation of liver)
hetero- different ex. - heterosexual (involving different sexes)
hist-, histo- tissue ex. - histology (study of tissues)
holo- whole, entire ex. - hologynic (manifests only in females), holocrania (absence of all bones of skull vault)
homo-, homeo- same ex. - homeostasis (constancy of body parameters)
hydro- water ex. - hydroadipsia (absence of thirst for water)
hyper- over, above ex. - hypertrophy (overgrowth of cells or part)
hypo- below, under ex. - hypoglycemia (low blood sugar)
idio- self, distinct ex. - idiopathic (disease of unknown cause)
infra- below ex. - infraspinatus (below the spine of scapula)
inter- between ex. - interosseous (between two bones)
intra- within ex. - intracellular (within the cell)
-issimus greatest ex. - latissimus (widest)
iso- equal, same ex. - isotonic (same concentration)
-itis inflammation ex. - neuritis (inflammation of nerve)
juxta- near ex. - juxtaglomerular (near the glomerulus)
labi- lip ex. - labia major (thickened fold of skin and connective tissue in female external genitalia)
lacto- milk ex. - lactose (milk sugar)
leuko- white ex. - leukocyte (white blood cell)
lip- fat ex. - lipid (an operational term denoting solubility characteristics; "fat soluble")
-logy study ex. - urology (study of urinary system)
-lysis breaking up , dissolve ex. - hemolysis (breaking up erythrocytes)
macro- large ex. - macrophage (certain large leukocytes)
mamm-, mast- breast ex. - mammary glands, mastectomy (breast removal)
medi- middle ex. - medial (toward the midline)
melano- black ex. - melanocyte (dark pigment-producing cells)
-mers, -meres parts ex. - polymers (larger molecules made of monomers)
meta- after, beyond ex. - metastasis (beyond the original position)
micro- small ex. - microorganism (very small organism)
mono one, single ex. - monomer (a single part), monosaccharide (a simple or single sugar)
morph- form, shape ex. - morphology (study of shape)
myo- muscle ex. - myometrium (muscular wall of uterus)
necro- dead ex. - necrotic (being of dead tissue)
neo- new ex. - neonatal (newborn)
nephro- kidney ex. - nephrology (study of kidneys)
neuro- nerve ex. - neurilemma (nerve cell membrane)
oculo-, ophthalm eyes ex. - oculomotor (movement of the eye), ophthalmology (study of the eye)
odonto- tooth ex. - odontoid (shaped like a tooth)
-ole little ex. - arteriole (small artery-like vessel)
oligo- few, little, deficient ex. - oliguria (little urine output)
-oma tumor ex. - carcinoma (cancerous tumor), osteoma (benign bone tumor)
oo- egg ex. - oocyte (egg cell)
-osis condition of ex. - osteoporosis (having bones that are porous)
osse-, osteo- bone ex. - osteoblast (bone-forming cell)
oto- ear ex. - otogenic (originating within the ear)
para- near, beside ex. - paranasal (by the nose)
-pathy disease ex. - neuropathy (nerve disease)
pelv- basin ex. - renal pelvis (collection area in kidney)
-penia deficiency ex. - leucopenia (deficiency of leukocytes)
peri- around ex. - periosteum (membrane covering bones)
phag- eat ex. - phagocytosis (cellular eating)
phil- have an affinity for ex. - lipophilic (associates with fat)
-plegia paralyze, stroke ex. - paraplegia (paralysis of lower extremities)
pneumo- air, gas, lungs ex. - pneumothorax (air in the pleural cavity)
-poie, -poiesis make, formation of ex. - erythropoietin (hormone that stimulates erythrocyte production)
Created by: Teani



Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
restart all cards