Critical Care Exam 2 Latest Questions and Answers(Download to score A)
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Course
Critical Care 2
Institution
Critical Care 2
The patient's serum creatinine level is 0.7 mg/dL. The expected BUN level should be:
a. 1-2 mg/dL.
b. 7-14 mg/dL.
c. 10-20 mg/dL.
d. 20-30 mg/dL.
b. 7-14 mg/dL
The patient's potassium level is 7.0 mEq/L. Besides dialysis, which of the following
actually reduces plasma potassium levels and t...
,The patient's serum creatinine level is 0.7 mg/dL. The expected BUN level should be:
a. 1-2 mg/dL.
b. 7-14 mg/dL.
c. 10-20 mg/dL.
d. 20-30 mg/dL.
b. 7-14 mg/dL
The patient's potassium level is 7.0 mEq/L. Besides dialysis, which of the following
actually reduces plasma potassium levels and total body potassium content safely in a
patient with renal dysfunction?
a. Kayexalate
b. Kayexalate with sorbitol
c. Regular insulin
d. Calcium gluconate
a. Kayexalate
The patient has just returned from having an arteriovenous fistula placed. The patient
asks, "When will they be able to use this and take this other catheter out?" The nurse
should reply,
a. "It can be used immediately so the catheter can come out anytime."
b. "It will take 2 to 4 weeks to heal before it can be used."
c. "The fistula will be usable in about 4 to 6 weeks."
d. "The fistula was made using graft material so it depends on the manufacturer."
c. "The fistula will be usable in about 4 to 6 weeks."
Page 2 of 21
, The patient is getting hemodialysis for the second time when he complains of a
headache and nausea and, a little later, of becoming confused. The nurse realizes these
are symptoms of:
a. dialyzer membrane incompatibility.
b. a shift in potassium levels.
c. dialysis disequilibrium syndrome.
d. hypothermia.
c. dialysis disequilibrium syndrome.
Continuous renal replacement therapy (CRRT) differs from conventional intermittent
hemodialysis in that:
a. a hemofilter is used to facilitate ultrafiltration.
b. it provides faster removal of solute and water.
c. it does not allow diffusion to occur.
d. the process removes solutes and water slowly.
d. the process removes solutes and water slowly.
The critical care nurse is responsible for monitoring the patient receiving continuous
renal replacement therapy (CRRT). In doing so, the nurse should:
a. assess that the blood tubing is warm to the touch.
b. assess the hemofilter every 6 hours for clotting.
c. cover the dialysis lines to protect them from light.
d. use clean technique during vascular access dressing changes.
a. assess that the blood tubing is warm to the touch.
Peritoneal dialysis is different from hemodialysis in that peritoneal dialysis:
a. is more frequently used for acute kidney injury.
Page 3 of 21
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