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WGU D115 Distributed Formative Assessment 3 Questions and Answers
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WGU D115 Distributed Formative Assessment 3 Questions and Answers
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WGU D115 Distributed FormativeAssessment 3 Questions and
Answers
A patient presents to an advanced practice registered nurse (APRN)
complaining of diarrhea, rectal bleeding, and right lower quadrant
tenderness. Diagnostic tests reveal deficiencies in folic acid, vitamin D, and
calcium. The APRN suspects Crohn disease.
What is the pathological mechanism of this disorder?
Neutrophil infiltration of the crypts, which causes destructive abscess
formation
Destruction of mucosal barrier caused by drugs or Helicobacter pylori
infection
Acid and pepsin in the duodenum penetrating the mucosal barrier, which
causes ulceration
Decreased mucosal blood flow and hypersecretion of acid caused by
overstimulation of the vagal nuclei - -Crohn disease can involve any part of
the gastrointestinal tract from the oropharynx to the perianal area. Diseased
segments frequently are separated by intervening normal bowel, leading to
the term "skip areas." Inflammation can be transmural, often extending
through to the serosa, resulting in sinus tracts or fistula formation.
-A patient with a history of prostate cancer is admitted with confusion, thirst,
nausea, oliguria, and abdominal cramping. The patient has gained 12 lb in
the last two weeks. Diagnostics include
potassium: 4.1 mEq/L
sodium: 118 mEq/L
serum osmolality: 272 mOsm/kg H2O
increased urine osmolality
Which part of the nephron is affected by this endocrine disorder?
Distal tubule and collecting duct
Proximal tubule and descending loop
Glomerular capsule
Bowman capsule - -Syndrome of inappropriate secretion of antidiuretic
hormone (ADH) is an over secretion of ADH by the posterior pituitary gland
due to several reasons, including prostate or renal cancers. When there is an
over-secretion of ADH, it causes the distal tubules and collecting duct to
reabsorb water and hyper-dilute the serum, causing a decreased serum
sodium level, low serum osmolality, and high urine osmolality. The patient
then gains weight from the excess fluid.
-An advanced practice registered nurse (APRN) is reviewing orders for a
patient who passed a calculi, which relieved the condition of compensatory
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