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48 Cards in this Set

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  • Back
Glomeruls
Formed from capillary network of afferent arterioles.
Blood filtered into Bowman's capsules
Proximal convoluted tubule
Secetion of H+ into filtrate
Reabsorption of most of electrolytes
Reabsorption of Ca++ under parathormone influence
Descending loop of Henle
Reabsorption of water without ADH.
Ascending loop of Henle
Active reabsorption of Cl- and passive reabsorption of Na+
Distal convoluted
Reabsorption of Na+ in exchange of K+
Reabsorption of bicarbonate
Reabsorption of Ca++ under parathormone influence
Reabsorption of water under ADH influence
Gloerular Filtration Rate
Is primarily dependent on adequate blood flow and adequate hydro static pressure
The primary function of the kidney ______?
is to regulate the volume and composition of extracellular fluid
Water
is the primary substance reabsorbed in the collecting duct
Atrial natiuretic factor (ANF)
is secreted by the right atrium when atrial blood pressure is low, and it blocks the action of high ADH
Increased premeability in the glomerulus _____?
causes loss of proteins into the urine.
A patient with an obstruction of the renal artery causing renal ischemia exhibits hypertension. One factor that may contribute to the hypertension is _____?
increased renin release
A clinical situation in which the increased renal of erythorpoietin would be expected is _____?
hypoxemia
The sites where urinary stones are most likely to obstruct the urinary system are at the _____?
ureteropelvic junction and ureterovesical junction
The ureteral muscle fiber attachments into the bladder help prevent _____?
back flow of urine through the ureterovesical junction
The volume of urine in the bladder that usually causes the urge to urinate is _____?
200 to 250 ml
Total bladder capacity ranges from _______?
600 ml to 1000 ml
Absorption or leakage of urine wastes out of the urinary system is prevented by ______?
the cellular characteristics of the urothelium
One factor that contributes to an increased incidence of urinary tract infection in women is _____?
the shorter length of the urethra
An age related change in the kidney that leads to nocturia in an older adult is ______?
decreased ability to concentrate urine.
During physical assesment of the urinary system, the nurse _____?
percusses the kidney with a firm blow the posterior costovertebral angle.
Nocturia
frequent urination at night
dysuria
painful urination
Retention
inability to void
Polyuria
large amount of urine output
Enuresis
Incontinence during sleep
Hematuria
blood in the urine
Oliguria
scanty urine output
Urgency
strong desire to urinate
Anuria
No urine formation
Hesistancy
difficulty starting urine stream
Pneumaturia
urine containing gas
Stress incontinence
can be caused by sneezing
A urinalysis of urine specimen that is not processed within 1 hour may result in erroneous measurement of _____?
bacteria
Urinalysis results that most likely indicate a urinary tract infection include ______?
cloudy, yellow, WBC 50/hpf; pH 8.2; numerous casts
A patient who is being treated with diurectics for retained fluid would be expected to have urine specific gravity of _____?
1.002
Following a renal arteriogram, it is important that the nurse _____?
assess peripheral pulses in the involved leg every 30 to 60 minutes.
A patient with an elevated BUN _____?
may have nonrenal tissue destruction.
The test that is most specific for renal function is the ______?
creatinine clearance
Following a renal biopsy, it is important that the nurse ______?
test urine for microscopic bleeding with a dipstick.
Urinalysis
first morning speciemen is best
Creatinine clearance
discard first specimen at start; include voided specimen 24 hrs later
Clean catch urine specimen
clean meatus before voiding
Have patient void, stop, void in container.
Use sterile container.
Residual urine
insert catheter immediately after voiding
Protein determination
use dipstick and read results with color chart
Cystoscopy
ensure informed consent obtained
Explain postprocedure pink urine normal.
Intravenous pyelogram
keep patient NPO 8hr before test
asses for iodine sensitivity.
Cystometrogram
explain that bladder will be filled with water to measure tone and atability
Urinary flow study
Must start test with full bladder