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Genitourinary
Stack #13810
Question | Answer |
---|---|
Anuria | absence of urine: less than 100 ml |
hematuria | blood in the urine |
dysuria | painful, burning urination |
diuretic | tendency to promote the formation of urine |
nocturia | excessive urination at night |
oliguria | diminished capacity to form and pass urine; less than 500ml in 24 hr |
retention | resistent to movement |
stricture | abnormal temp. or permanent narrowing of the lumen |
ureteral | disturbance of the normal peristaltic flow of urine through ureter |
residual urine | urine remaining in bladder after urination |
urinary tract consists of | kidney, ureter, bladder, and urethra |
kidneys are enclosed in | thin fibrous capsule |
kidneys eliminate | metabolic waste by filtration |
kidney regulate fluid vol. by | filtration, reabsorption, and excretion |
kidneys produce enzyme | renin that regulates BP |
kidney regulate RBC prod. by | secreting erythropoietin |
main function of kidney | excretory organ of the body |
renal artery | bring O2 blood from the aorta |
renal vein | empty unO2 blood to vena cava |
# of nephrons in kidney | each kidney has 1 million |
glomerulus | tuft of vessels: afferent arterioles, efferent venules |
UTI occurs | anywhere in urinary tract |
stasis | stagnation of urine that is medium for bacteria to grow |
reflux | backflow of urine higher into the urinary tract |
incontinence | inability of urine to voluntary retain urine in the bladder |
stress incontinence | involuntary leakage of small amts. of urine whenever intra-abd. pressure is increased |
urge incontinence | urinary leakage; unable to make it to bathroom |
overflow incontinence | involuntary dribbling of urine; difficulty initiating flow |
Enuresis | bedwetting |
Types of urinary catheters | nephrostomy, cystostomy, and ureteral |
cystitis | inflammation of the urinary bladder |
pyelonephritis | acute infection of the kidneys |