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NUR218 EXAM 2, LECTURE 11
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NUR218 EXAM 2, LECTURE 11300-500 mL
What amount of urine does the average bladder hold?
200 mL
What amount of urine will trigger an urge in the body to void?
1,500-2,000 mL
How much Urine is manufactured by adults daily?
sterile; contains fluids, salts, and waste products, but is free from bacteria, viruses and
fungi
Normal Urine is.?
failure of kidneys to produce or excrete urine secondary to process that limits blood
flow to kidneys; less than 50-100 mL of urine in 24 hrs What is anuria?
MEDICAL EMERGENCY that requires immediate investigation to determine cause; as
waste accumulates --> coma or death What is acute anuria?
dialysis, catheter How would you MANAGE anuria?
less than 500 mL of urine in 24 hours What is oliguria?
oliguria caused by a reduction of blood flow to kidneys due to dehydration, vascular
collapse or low cardiac output
What is prerenal oliguria?
, structural problems with the kindey
What is intrarenal oliguria?
obstruction of the mechanical or functional flow of urine
What is postrenal oliguria?
manage reversible causes; strict I&Os; daily weights; monitor and maintain electrolytes
How would you MANAGE oliguria?
a condition of excessive production and excretion of urine, more than 2,500 mL daily in
adults
What is polyuria?
large fluid intake caffeine and alcohol, high intake of salt of glucose diabetes
medications, diuretics diagnostic studies requiring contrast media liver and renal
disease pregnancy inappropriate secretion of ADH-what is a possible etiology of
polyuria?
B)
Physicians Management
treat underlying cause
How would you MANAGE polyuria?
excessive urination at night
What is nocturia?
nocturia caused by: men with benign prostatic hyperplasia, postmenopausal women
due to reduced bladder tone, diuretic use, UTIs, CHF, diabetes, cystitis (bladder
inflammation), large fluid intake prior to bedtime What is a possible cause of nocturia?
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