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radi-, radio-
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(ray-di-, ray-di-oh-)
to do with
rays
e.g. radiology = the use of radiation, including X-rays,
for medical purposes.
General terms :
Prefixes
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radius
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(ray'dee-uss)
the outer, shorter bone
of the forearm between the elbow and wrist; see also ulna.
Body system
terms : Musculoskeletal system
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rectocele
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(rek'toh-seel)
herniation of the rectum into the
vagina.
Diseases &
procedures : Diseases
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rectum
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(rek�tum)
portion of the intestinal
tract which connects the sigmoid colon
to the anus; the rectum is
about 130 mm long.
Body system
terms : Digestive system
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rectus femoris
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(rek�tus fem�o-ris)
major muscle of
the front of the thigh which extends the leg and flexes the
thigh.
Body system
terms : Musculoskeletal system
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red blood cells
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cells that carry oxygen and carbon dioxide
between the lungs and all body cells;
also known as erythrocytes.
Body system
terms : Blood, and the circulatory system
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reduction
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(ree-duk'shun)
manipulation back into
the original position, either open or closed, as of a bone.
Diseases &
procedures : Procedures
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reproduction
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(ree-pro-duk�shun)
process of
generating offspring.
Body system
terms : Reproductive system
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resection
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(ree-sek'shun)
surgical removal of a
portion of any part of the body.
Diseases &
procedures : Procedures
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resection of prostate
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(ree-sek'shun of pros'tayt)
removal of
part of the prostate gland; when
performed transurethrally (i.e. through the
urethra), it is referred to as a transurethral
resection of the prostate (TURP).
Diseases &
procedures : Procedures
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respiratory system
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(re-spi�rah-tor-ee)
the organs and
structures which provide the route by which oxygen gains entry
to the body and the route by which carbon dioxide is excreted.
Body system
terms : Respiratory system
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retention of urine
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(ree-ten'shun of yoo-rin)
inability to
urinate or to empty a full bladder.
Diseases &
procedures : Diseases
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retina
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(ret'i-na)
the innermost layer of the
wall of the eye containing light sensitive cells; helps to
discriminate between colour and black and white vision.
Body system
terms : The eyes
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retro-
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(ret-roh-)
backwards
e.g.
retroflexion = a bending or flexing backward.
General terms :
Prefixes
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-rhaphy
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(-raff-ee)
suture
e.g.
perineorrhaphy = suture of a lacerated perineum.
General terms :
Suffixes
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rhinoplasty
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(ry'noh-plas-tee)
any cosmetic
operation to alter the shape of the nose.
Diseases &
procedures : Procedures
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ribs
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12 pairs of thin, narrow, curved bones
which form a protective cage around the thoracic cavity.
Body system
terms : Musculoskeletal system
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rotation
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(ro-tay�shun)
the process of turning
around an axis.
General terms :
Movements of the body
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round window
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membrane upon which sound waves are
expended after passing hair cells.
Body system
terms : The ears
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