39 terms

Medical Terminology - Word Parts A

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a-
(not, without, lacking, deficient) afebrile, without fever.
ab-
(away from) abduct, to draw away from the midline.
-able, -ible
(capable of) reducible, capable of being reduced (as a fracture).
abdomin/o
(abdomen) abdominal, pertaining to the abdomen.
ac-
(to) acclimate, to become accustomed to.
acou
(hear) acoustic, pertaining to sound or hearing.
acr/o
(extremity, top, peak) acrodermatitis, inflammation of the skin of the extremity, top
acu
(needle) acupuncture, the Chinese practice of piercing specific peripheral nerves with needles to relieve the discomfort associated with painful disorders.
ad-
(to, toward) adduct, to draw toward the midline.
aden/o
(gland) adenitis, inflammation of a gland.
adip/o
(fat) adipose, fatty; fat (in size).
aer/o
(air) aerobic, requiring the presence of oxygen to live and grow.
af-
(to) afferent, conveying toward.
ag-
(to) aggregate, to crowd or cluster together.
-algesia
(painful) hyperalgesia, overly sensitive to pain.
-algia
(painful condition) neuralgia, pain that extends along the course of one or more nerves.
ambi-
(both sides) ambidextrous, able to perform manual skills with both hands.
ambl/y
(dim, dull, lazy) amblyopia, lazy eye.
amphi-, ampho-
(on both sides, around both) amphigonadism, having both testicular and ovarian tis- sues.
amyl/o
(starch) amyloid, starchlike.
an-
(without) anemia, a reduced volume of blood cells.
ana-
(upward, again, backward, excess) anaphylaxis, an unusual or exaggerated reaction of an organism to a substance to which it becomes sensitized.
andr/o
(man, male) android, resembling a man.
angi/o
(blood vessel. duct) angioplasiy, surgery of blood vessels.
ankyl/o
(stiff) ankylosis, stiffness.
ant-, anti-
(against, opposed to, preventing, relieving)antidote, a substance for counteracting a poison.
ante-
(before, forward) antecubital, situated in front of the elbow.
antero-
(front) anterolateral, situated in front and to one side.
ap-
(to) approximate, to bring together; to place close to.
apo-
(separation, derivation from) apoplexy, sudden neurologic impairment due to a cardiovascular disorder.
-arium,
-orium (place for something) solarium, a place for the sun.
arteri/o
(artery) arteriosclerosis, thickening of the walls of the smaller arteries.
arthrio
(joint, articulation) arthritis, inflammation of a joint or joints.
articul/o
(joint) articulated, united by joints.
as-
(to) assimilate, to take into.
at-
(to) attract, to draw toward.
audi/o
(hearing) audiometer, an instrument to test the power of hearing.
aur/o
(ear) auricle, the flap of the ear.
aut/o
(self) autistic, self-centered
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