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Maryville Nurs 611 Exam 4 QUESTIN AND CORRECT ANSWERS 100%
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Maryville Nurs 611 Exam 4 QUESTIN AND CORRECT ANSWERS 100%
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Maryville Nurs 611 Exam 4 QUESTINAND CORRECT ANSWERS 100%
Acute unilateral renal obstruction and hypertension are caused by -
✔✔ANSWER✔✔-Renal stones
most common type of kidney stone - ✔✔ANSWER✔✔-Calcium oxalate
,Amount of cardiac output that kidneys expect to receive - ✔✔ANSWER✔✔-20-
25%
Passage of kidney stones can be extremely painful and cause referred pain to
where? - ✔✔ANSWER✔✔-Umbilicus area
The kidney stones are often jagged, so what ends up happening is that they get
stuck in what? - ✔✔ANSWER✔✔-The ureters
When that kidney stone gets stuck in the ureter, what does it obstruct? -
✔✔ANSWER✔✔-Urine flow
The kidneys will react due to obstruction, because they expect their 20-25% of
cardiac output. The kidneys do not know why they are not getting their normal
share of cardiac output but they sense the decreased perfusion due to the
obstruction, so those kidneys activate what - ✔✔ANSWER✔✔-The RAAS system
With activation of that RAAS system from the kidneys, there is angiotensin, which
is a powerful peripheral constrictor. So, what happens within those kidneys
themselves is decreased tissue perfusion so they activate the RAAS system which
contains the angiotensin with powerful constrictor properties, so it constricts
what? - ✔✔ANSWER✔✔-Arterioles
Infection of one or both upper urinary tracts (ureter, renal pelvis, kidney
interstitium) is what? - ✔✔ANSWER✔✔-Pyelonephritis
most common risk factors for pyelonephritis - ✔✔ANSWER✔✔-Urinary
obstruction, and reflux of urine from the bladder.
, most common culprit of pyelonephritis - ✔✔ANSWER✔✔-E. coli, proteus,
pseudomonas
Why do we think of E. coli, especially for women with pyelonephritis? -
✔✔ANSWER✔✔-Because of proximity of the anus to the urinary tract
On urinalysis what would you see with pyelonephritis - ✔✔ANSWER✔✔-WBC
casts, because they are only formed in the renal tubules
When angiotensin constricts the arterioles, what happens as a result? -
✔✔ANSWER✔✔-Hypertension, so basically HTN happens due to urinary
obstruction
Which population do we think mainly about when we think about UTIs? -
✔✔ANSWER✔✔-The older populaiton
With older adults it may be harder to determine if they have a UTI because
clinically, the main manifestation that is often seen with the elderly and a UTI is
what? - ✔✔ANSWER✔✔-Confusion, abdominal pain or discomfort, blood in urine.
What can a UTI lead to very quickly, especially with the older population? -
✔✔ANSWER✔✔-sepsis
Urine should always go (----) and when there is an obstruction urine goes (----) -
✔✔ANSWER✔✔-Forward, backward
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