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MedTermsUrineSystem
Question | Answer |
---|---|
Excretion | process body produces wastes |
Urination | act of voiding |
Function of urinary system | excretion of wastes to maintain the volume and chemical composition of blood |
albumin/o | albumin |
Urea | final product of protein metabolism & is chief nitrogenous waste present in urine |
Urology | branch of medicine concerned with male genital tract & urinary tracts of both sexes |
-ation | process |
-esis | action, process, or result of |
glycos/o | sugar |
olig/o | few, scanty |
ur/o | urine or urinary tract |
urin/o | urine |
-uria | urine or urination |
What is urinary system composed of? | two kidneys, ureter (w. each kidney), bladder, urethra |
urinary tract | organs and ducts participating in secretion and elimination of urine |
urinary | pertaining to, secreting or containing urine, organs: produce, collect and eliminate urine |
nephrons | kidneys functional unit, 1 million |
ureters | how urine leaves kidneys, lead to bladder |
urethra | canal where urine is released |
cyst/o | bladder |
glomerul/o | glomerulus |
nephr/o, ren/o | kidneys |
pyel/o | renal pelvis (collects urine) |
ureter/o | ureter |
urethr/o | urethra |
cystic | pertaining to cyst, gallbladder, urinary bladder |
renal pelvis | funnel shaped, center of kidneys |
tubules | component of kidney |
glomerulus | component of kidney, cluster of blood vessels surrounded by Bowman's capsule |
glomerular filtration | initial process of in formation of urine |
what the glomerulus do? | allows water, salts, wastes and everything except blood cells and proteins to pass through its walls |
What does Bowman's Capsule do? | collects substances that filter through glomerular walls and passes them to the tubule |
3 processes of urinary system | glomerular filtration, tubular reabsorption, tubular secretion |
Antidiuretic hormone | increases reabsorption of water by renal tubules, decreasing urine produced |
Diabetes mellitus | endocrine disorder, glycosuria, hyperglycemia, inadequate production of insulin |
stenosis | constriction or narrowing |
cystocele | bladder hernia that protrudes into the vagina |
nephrosis | degenerative changes in the kidney |
nephrotoxic | destructive to kidney tissues |
polycystic kidney disease | hereditary disorder characterized by hundreds of fluid-filled cysts throughout kidneys |
polyp | tumor found on mucosal surface |
retrograde urography | x-ray examination of renal pelvis and ureter after injection of medium, alternative to intravenous urography |
urinary continence | inability of hold urine in bladder |
urinary retention | inability to empty the bladder |
voiding cystourethrogram | x-ray record of bladder and urethra |
laparoscopic nephrectomy | removal of kidney through several small incisions in abdominal wall |
Methods for urinary diversion | urethral, ureteral, suprapubic catheterization, percutaneous nephrostomy |
percutaneous bladder biopsy | removal of tissue from bladder by using needle inserted through skin |
pyelolithotomy | surgical incision of kidney to remove stone from renal pelvis |