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MED TERM Chapter 06 Vocabulary
MED TERM Chapter 06 Vocabulary
147
Medical
Undergraduate 1
03/13/2007

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Term
kidneys
Definition
two bean-shaped organs located on each side of the vertebral column on the posterior wall of the abdominal cavity behind the parietal peritoneum; their function is to remove waste products from the blood and to aid in maintaining water and electrolyte balances
Term
nephron
Definition
urine-producing microscopic structure
Term
glomerulus (pl. glomeruli)
Definition
cluster of capillaries at the entrance of the nephron; the process of filtering the blood, thereby forming urine, begins here
Term
renal pelvis
Definition
funnel-shaped reservoir that collects the urine and passes it to the ureter
Term
hilum
Definition
indentation on the medial side of the kidney where the ureter leaves the kidney
Term
ureters
Definition
two slender tubes that receive the urine from the kidneys and carry it to the posterior portion of the bladder
Term
urinary bladder
Definition
muscular, hollow organ that temporarily holds the urine
Term
urethra
Definition
lowest part of the urinary tract, through which the urine passes from the urinary bladder to the outside of the body; also part of the reproductive system; carries seminal fluid (semen) at the time of ejaculation
Term
urinary meatus
Definition
opening through which the urine passes to the outside
Term
cyst/o, vesic/o
Definition
bladder, sac
Term
glomerul/o
Definition
glomerulus
Term
meat/o
Definition
meatus (opening)
Term
nephr/o, ren/o
Definition
kidney
Term
pyel/o
Definition
renal pelvis
Term
ureter/o
Definition
ureter
Term
urethr/o
Definition
urethra
Term
albumin/o
Definition
albumin
Term
azot/o
Definition
urea, nitrogen
Term
blast/o
Definition
developing cell, germ cell
Term
glyc/o, glycos/o
Definition
sugar
Term
hydr/o
Definition
water
Term
lith/o
Definition
stone, calculus
Term
noct/i
Definition
night
Term
olig/o
Definition
scanty, few
Term
son/o
Definition
sound
Term
tom/o
Definition
cut, section
Term
urin/o, ur/o
Definition
urine, urinary tract
Term
-iasis, -esis
Definition
condition
Term
-lysis
Definition
loosening, dissolution, separating
Term
-megaly
Definition
enlargement
Term
-ptosis
Definition
drooping, sagging, prolapse
Term
-rrhaphy
Definition
suturing, repairing
Term
-tripsy
Definition
surgical crushing
Term
-trophy
Definition
nourishment, development
Term
-uria
Definition
urine, urination
Term
cystitis
Definition
inflammation of the bladder
Term
cystocele
Definition
protrusion of the bladder
Term
cystolith
Definition
stone in the bladder
Term
glomerulonephritis
Definition
inflammation of the glomeruli of the kidney
Term
hydronephrosis
Definition
abnormal condition of water in the kidney (distension of the renal pelvis with urine because of an obstruction)
Term
nephritis
Definition
inflammation of a kidney
Term
nephroblastoma
Definition
kidney tumor containing developing cell (malignant tumor) (also called Wilms tumor)
Term
nephrohypertrophy
Definition
excessive development (increase in size) of the kidney
Term
nephrolithiasis
Definition
condition of stone(s) in the kidney
Term
nephroma
Definition
tumor of the kidney
Term
nephromegaly
Definition
enlargement of a kidney
Term
nephroptosis
Definition
drooping kidney (also called a floating kidney)
Term
pyelitis
Definition
inflammation of the renal pelvis
Term
pyelonephritis
Definition
inflammation of the renal pelvis and the kidney
Term
uremia
Definition
condition of urine (urea) in the blood (toxic condition resulting from retention of by-products of the kidney in the blood)
Term
ureteritis
Definition
inflammation of a ureter
Term
ureterocele
Definition
protrusion of a ureter
Term
ureterolithiasis
Definition
condition of stones in the ureters
Term
ureterostenosis
Definition
narrowing of the ureter
Term
urethrocystitis
Definition
inflammation of the urethra and the bladder
Term
epispadias
Definition
congenital defect in which the urinary meatus is located on the upper surface of the penis
Term
hypospadias
Definition
congenital defect in which the urinary meatus is located on the underside of the penis; a smimilar defect can occur in the female
Term
polycystic kidney disease
Definition
condition in which the kidney contains many cysts and is enlarged
Term
renal calculi
Definition
stones in the kidney
Term
renal hypertension
Definition
elevated blood pressure resulting from kidney disease
Term
sepsis
Definition
a condition in whihc pathogenic microorganisms, usually bacteria, enter the bloodstream, causing a systemic inflammatory response to the infection (also called septicemia)
Term
urinary retention
Definition
abnormal accumulation of urine in the bladder because of an inability to urinate
Term
urinary suppression
Definition
sudden stoppage of urine formation
Term
urinary tract infection (UTI)
Definition
infection of one or more organs of the urinary tract
Term
Kegel exercises
Definition
the tightening and release of vaginopelvic muscles in intervals to improve muscular tone
Term
cystectomy
Definition
excision of the bladder
Term
cystolithotomy
Definition
incision of the bladder to remove a stone
Term
cystorrhaphy
Definition
suturing the bladder
Term
cystostomy
Definition
creating an artificial opening into the bladder
Term
cystotomy, vesicotomy
Definition
incision of the bladder
Term
lithotripsy
Definition
surgical crushing of a stone
Term
meatotomy
Definition
incision of the meatus
Term
nephrectomy
Definition
excision of a kidney
Term
nephrolysis
Definition
separating the kidney (from other body structures)
Term
nephropexy
Definition
surgical fixation of the kidney
Term
nephropyelolithotomy
Definition
incision through the kidney to the renal pelvis to remove a stone
Term
nephrostomy
Definition
creation of an artificial opening into the kidney
Term
pyeloplasty
Definition
surgical repair of the renal pelvis
Term
ureterectomy
Definition
excision of a ureter
Term
ureterostomy
Definition
creation of an artificial opening into the ureter
Term
urethroplasty
Definition
surgical repair of the urethra
Term
vesicourethral suspension
Definition
suspension pertaining to the bladder and urethra (also called the Marshall-Marchetti Krantz technique)
Term
Stress Incontinence
Definition
the involuntary intermittent leakage of urine as a result of pressure, from a cough or a sneeze, on the weakened area around the urethra and bladder
Term
extracorporeal
Definition
occurring outside the body
Term
extracorporeal shock wave lithotripsy (ESWL)
Definition
a noninvasive treatment for removal of kidney or ureteral stone(s) (also called shock wave lithotripsy (SWL)
Term
fulguration
Definition
destruction of living tissue with an electric spark (a method commonly used to remove bladder growths)
Term
renal transplant
Definition
surgical implantation of a donor kidney to replace a nonfunctioning kidney
Term
cystogram
Definition
x-ray image of the bladder
Term
cystography
Definition
x-ray imaging of the bladder
Term
intravenous urogram (IVU)
Definition
x-ray image of the urinary tract (with contrast medium injected intravenously) (also called intravenous pyelogram)
Term
nephrogram
Definition
x-ray image of the kidney
Term
nephrography
Definition
x-ray imaging of the kidney
Term
nephrosonography
Definition
process of recording the kidney using sound (an ultrasound test)
Term
nephrotomogram
Definition
(sectional) x-ray image of the kidney
Term
renogram
Definition
(graphic) record of the kidney (produced by radioactivity after injecting a radiopharmaceutical, or radioactive material, into the blood) (a nuclear medicine test)
Term
retrograde urogram
Definition
x-ray image of the urinary tract (retrograde means to move in a direction opposite from normal) with contrast medium instilled through urethral catheters by a cystoscope
Term
voiding cystourethrography
Definition
x-ray imaging of the bladder and the urethra; radiopaque dye is instilled in the bladder; x-ray images are taken of the bladder and during urination of the dye
Term
cystoscope
Definition
instrument used for visual examination of the bladder
Term
cystoscopy
Definition
visual examination of the bladder
Term
meatoscope
Definition
instrument used for visual examination of the meatus
Term
nephroscopy
Definition
visual examination of the kidney
Term
urethroscope
Definition
instrument used for visual examination of the urethra
Term
urinometer
Definition
instrument used to measure (the specific gravity of) urine
Term
KUB (kidney, ureter, and bladder)
Definition
a simple x-ray image of the abdomen
Term
blood urea nitrogen (BUN)
Definition
a blood test that measures the amount of urea in the blood
Term
creatinine
Definition
a blood test that measures the amount of creatinine in the blood
Term
specific gravity (SG)
Definition
a test performed on a urine specimen to measure the concentrating or diluting ability of the kidneys
Term
urinalysis (UA)
Definition
multiple routine tests performed on a urine specimen
Term
albuminuria
Definition
albumin in the urine (albumin is an important protein in the blood, but when found in the urine, it indicates a kidney problem)
Term
anuria
Definition
absence of urine (failure of the kidney to produce urine)
Term
azotemia
Definition
(excessive) urea and nitrogenous substances in the blood
Term
diuresis
Definition
condition of urine passing through (increased excretion of urine)
Term
dysuria
Definition
difficult or painful urination
Term
glycosuria
Definition
sugar (glucose) in the urine
Term
hematuria
Definition
blood in the urine
Term
meatal
Definition
pertaining to the meatus
Term
nephrologist
Definition
a physician who studies and treats diseases of the kidney
Term
nephrology
Definition
study of the kidney (a branch of medicine dealing with disease of the kidney)
Term
nocturia
Definition
night urination
Term
oliguria
Definition
scanty urine (amount)
Term
polyuria
Definition
much (excessive) urine
Term
pyuria
Definition
pus in the urine
Term
urinary
Definition
pertaining to urine
Term
urologist
Definition
a physician who studies and treats (diseases of) the urinary tract
Term
urology
Definition
study of the urinary tract; a branch of medicine dealing with diseases of the male and female urinary sytems and the male reproductive system
Term
catheter (cath
Definition
flexible, tubelike device, such as a urinary catheter, for withdrawing or instilling fluids
Term
distended
Definition
stretched out (a bladder is destended when filled with urine)
Term
diuretic
Definition
agent that increases the formation and excretion of urine
Term
enuresis
Definition
involuntary urination (bed-wetting)
Term
hemodialysis (HD)
Definition
procedure for removing impurities from the blood because of an inablility of the kidneys to do so
Term
incontinence
Definition
inability to control bladder and/or bowels
Term
micturate
Definition
to urinate or void
Term
peritoneal dialysis
Definition
procedure for removing toxic wasts when the kidney is unable to do so; the peritoneal cavity is used as the receptacle for the fluid used in the dialysis
Term
stricture
Definition
abnormal narrowing, such as a urethral stricture
Term
urinal
Definition
receptacle for urine
Term
urinary catheterization
Definition
passage of a catheter into the urinary bladder to withdraw urine
Term
urodynamics
Definition
pertaining to the force and flow of urine within the urinary tract
Term
void
Definition
to empty or evacuate waste material, especially urine
Term
BUN
Definition
blood urea nitrogen
Term
cath
Definition
catheterization, catheter
Term
ESWL
Definition
extracorporeal shock wave lithotripsy
Term
HD
Definition
hemodialysis
Term
IVU
Definition
intravenous urogram
Term
SG
Definition
specific gravity
Term
UA
Definition
urinalysis
Term
UTI
Definition
urinary tract infection
Term
VCUG
Definition
voiding cystourethrogram
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