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A- , An-
No; not; without
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Acetabul/o
Acetabulum (hip socket)
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Acr/o
Extremities; top; extreme point
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Acromi/o
Acromion ( extension of shoulder bone)
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Acu/o
Sharp; severe; sudden
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Adren/o ; adrenal/o
Adrenal gland
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Agglutin/o
Clumping; sticking together
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-agon
To assemble, gather
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Albumin/o
Albumin (protein)
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Alges/o
Sensitivity to pain
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-alegesia
Sensitivity to pain
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Alveol/o
Alveolus; air sac; small sac
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Amni/o
Amnion (sac surrounding the embryo)
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Ana-
Up; apart; backward; again, anew
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Aneurysm/o
Aneurysm (widened blood vessel)
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Anthr/o
Antrum of the stomach
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Aponeur/o
Aponeurosis (type of tendon)
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Arteriol/o
Arteriole (small artery)
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-arthria
Articulate (speak distinctly)
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-asthenia
Lack of strength
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Ather/o
Plaque (fatty substance)
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-ation
Process; condition
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Atri/o
Atrium (upper heart chambers)
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Bacill/o
Bacilli (bacteria)
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Bartholin/o
Bartholin glands
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Bas/o
Base; opposite of acid
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-blast
Embryonic; immature cell
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-blastoma
Immature tumor (cells)
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Burs/o
Bursa ( sac of fluid near joints)
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Calcane/o
Calcaneus (heel bone)
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Carcin/o
Cancerous; cancer
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Carp/o
Wrist bones( carpals)
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Caud/o
Tail; lower part of body
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Cec/o
Cecum (first part of the colon)
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-centesis
Surgical puncture to remove fluid
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Cerebell/o
Cerebellum ( posterior part of the brain)
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Cerebr/o
Cerebrum ( largest part if the brain)
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Cervic/o
Neck; cervix ( neck od uterus)
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-chezia
Defecation; elimination of wastes
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Chlorhydr/o
Hydrochloric acid
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Choledoch/o
Common bile duct
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Cholesterol/o
Cholesterol
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Chori/o
Chorion (outmost membrane of the fetus)
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Choroid/o
Choroid layer of eye
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-cidal
Pertaining to killing
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-clysis
Irrigation; washing
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Coagul/o
Coagulation (clotting)
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-coccus -cocci (plural)
Berry-shapped bacterium
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Coccyg/o
Coccyx (tailbone)
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Cochle/o
Cochlea ( inner part of ear)
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Conjunctiv/o
Conjunctiva (lines the eyelids)
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contra-
Against; opposite
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Cortic/o
Cortex, outer region
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Cras/o
Mixture; temperament
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-crine
To secrete; separate
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Cycl/o
Ciliary body of eye; cycle; circle
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Cyst/o
Urinary bladder; cyst; sac of fluid
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-cytosis
Condition of cells; slight increase in numbers
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Dacryocyst/o
Tear sac; lacrimal sac
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De-
Lack of; down; less; removal of
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-desis
To bind, tie together
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-dilation
Widening; stretching; expanding
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Dys
Bad; painful; difficult; abnormal
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-ectasia
Dilation; dilatation; widening
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-ectasis
Dilation; dilatation; widening
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-ectomy
Removal; excision; resection
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-emic
Pertaining to blood condition
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Eosin/o
Red; rosy; dawn- colored
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Episi/o
Vulva (external female genitalia)
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Epitheli/o
Skin; epithelium
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Erythem/o
Flushed; redness
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-esis
Action; condition; state of
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Esthes/o
Nervous sensation
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Esthesi/o
Nervous sensation
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-esthesia
Nervous sensation
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Fasci/o
Fascia ( membrane supporting muscles)
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fibros/o
fibrous connective tissue
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-fication
process of making
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Follicul/o
Follicle; small sac
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-form
resembling; in the shape of
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Fung/i
Fungus; mushroom (organism lacking chlorophyll)
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Furc/o
Forking; branching
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-fusion
to pour; come together
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Ganglion/o
ganglion; collection of nerve cell bodies
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-gen
Substance that produces
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-genesis
Porduced by or in
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Gli/o
Glial Cells; Neuroglial cells (supportive tissue of nervous system)
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Glycogen/o
Glycogen; animal starch
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-graph
Instrument for recording
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-graphy
Process of recording
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Home/o
sameness; unchanging; constant
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hypo-
Deficient; below; under; less than normal
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Hypophys/o
Pituitary gland
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-iasis
abnormal condition
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Iatr/o
Physician; treatment
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Idi/o
Unknown; individual; distinct
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Immun/o
Immune; protection; safe
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Infra-
Below; inferior to; beneath
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Isch/o
To hold back; back
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Ischi/o
Ischium (part of the hip bone)
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Kerat/o
Cornea; hard, horny tissue
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Kern-
Nucleus (Collection of nerve cells in the brain)
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Keton/o
Ketones; acetones
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Lacrim/o
Tear; tear duck; lacrimal Duct
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Lamin/o
Lamina (Part of vertebral arch)
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Lapar/o
Abdominal wall; abdomen
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-lapse
To slide, fall, sag
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Laryng/o
Larynx (voice box)
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Leiomy/o
Smooth (visceral) Muscle
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-leptic
to seize, take hold of
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-lithiasis
Condition of stones
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-lithotomy
Incision (for removal) of a stone
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Lymphaden/o
Lymph gland (node)
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-lysis
Breakdown; separation; destruction; loosening
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-lytic
To reduce, destroy; separate; breakdown
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-mania
obsessive preoccupation
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Mastoid/o
Mastoid process (behind the ear)
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Medull/o
Medulla; middle; soft, marrow
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Men/o
Menses; menstruation
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Metr/o
Uterus (womb); measure
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Mucos/o
Mucous membrane (mucosa)
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Mutagen/o
Causing genetic change
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Myel/o
Spinal cord; bone marrow
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Myring/o
Tympanic membrane
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Narc/o
Numbness; stupor; sleep
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Nect/o
To bind, tie, Connect
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Neutr/o
Neither; Neutral; Neutrophil
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Obstetr/o
Pregnancy; childbirth
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-oid
resembling; derived from
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Olecran/o
Olecranon (elbow)
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-Oma
Tumor; mass; fluid collection
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Omphal/o
umbilicus (navel)
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-ose
Full of; pertaining to; sugar
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-osis
Condition, usually abnormal
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Ossicul/o
Ossicle (small bone)
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-ostosis
Condition of bone
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papill/o
nipple-like; optic disc
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par-
other than; abnormal
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para-
near; beside; abmormal; apart from; along the side of
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-para
to bear, bring forth
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-parous
to bear, bring forth
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parathyroid/o
parathyroid glands
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-pareunia
sexual intercourse
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pelv/i
pelvis; hip region
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pelv/o
pelvis; hip region
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-pexy
fixation; to put in place
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-phagia
eating; swallowing
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pharyng/o
throat (pharynx)
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phil/o
like; love; attraction to
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-phoresis
carrying; transmission
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-phoria
to bear, carry; feeling
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pituitar/o
pituitary gland
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plas/o
development; formation
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-plasia
development; formation; growth
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-plasm
formation; stucture
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-plastic
pertaining to formation
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-plegic
paraplysis; palsy
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plex/o
plexus; network (or nerves)
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-poietin
substance that forms
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poikil/o
varied; irregular
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polio-
gray matter (of brain or spinal cord)
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polyp/o
polyp; small growth
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-porosis
condition of pores (spaces)
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-ptosis
droop; sag; prolapse; protrude
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pylor/o
pylorus; pyloric sphincter
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rachi/o
spinal column; vertebrae
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radi/o
x-rays; radioactivity; radius
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re-
back; again; backward
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retro-
behind; back; backward
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rhabdomy/o
striated muscle (skeletal)
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salping/o
fallopian tube; auditory tube
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-salpinx
fallopian tube; oviduct
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scapul/o
scapula; shoulder blade
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scler/o
sclera (white part of eye)
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-scope
instrument for visual examination
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-scopy
visual examination
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sialaden/o
salivary glands
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-spasm
sudden comtraction of muscles
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sperm/o
spermatozoa; sperm cells
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spermat/o
spermatozoa; sperm cells
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sphen/o
wedge; sphenoid bone
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spher/o
globe-shaped; round
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splanchn/o
viscera (internal organs)
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staped/o
stapes (ear bone)
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staphyl/o
clusters; uvula
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-stasis
to stop; control; place
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-static
pertaining to stopping; controlling
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-stenosis
tightening; stricture
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ster/o
soid structure; steroid
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stere/o
solid; three-dimensional
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-stitial
to set; pertainin to standing or positioned
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-stomia
condition of the mouth
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syncop/o
to cut off, cut short; faint
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synov/o
synovia; synovial membrane; sheth around a tendon
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tars/o
tarsus; hindfoot or ankle
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tax/o
order; cooordination
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terat/o
moster; malformed fetus
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-thorax
chest; pleural cavity
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-thymic
pertaining to mind
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thyr/o
thyroid gland; shield
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-tocia
labor; birth (condition of)
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-tocin
labor; birth (a substance for)
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top/o
place; postion; location
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trache/o
trachea (windpipe)
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troph/o
nourishment; development
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-trophy
nourishment; development (condition of)
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-tropin
stimulate; act on
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tympan/o
tympanic membrane; middle ear
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-type
classification; picture
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-um
structure; tissue; thing
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ur/o
urine; urinary tract
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-uria
urination; condition fo urine
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uve/o
uvea, vascular layer of eye
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vas/o
vessel; duct; vas deferens
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vener/o
venereal (sexual contact)
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ventr/o
belly side of body
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vesicul/o
seminal vesicle
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vestibul/o
vestibule of the inner ear
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vitr/o
vitreous body of the eye
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vulv/o
vuvla (female external genitalia)
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