Chapter 26 Renal and Urinary Tract Function

Chapter 26  Renal and Urinary Tract Function

Complete Chapter Questions And Answers
 

Sample Questions

1.
A patient with renal insufficiency has been hospitalized on a medical unit. The patient knows that renal function depends upon the functional status of nephrons. The patient asks the nurse when she will need to start dialysis based upon loss of nephron function. How should the nurse respond?
A)
“When about 50% of the nephrons are no longer functioning.”
B)
“When about 60% of the nephrons are no longer functioning.”
C)
“When about 70% of the nephrons are no longer functioning.”
D)
“When about 80% of the nephrons are no longer functioning.”

2.
Three areas of the ureters have a propensity for obstruction. Prompt management of renal calculi is most important when the stone is located where?
A)
In the ureteropelvic junction
B)
In the ureteral segment near the sacroiliac junction
C)
In the ureterovesical junction
D)
In the urethra

3.
A nurse is caring for a patient with impaired renal function. A creatinine clearance measurement has been ordered. The nurse is aware that the specimens needed for the calculation of the patient’s creatinine clearance will include what?
A)
A fasting serum potassium level and a random urine sample
B)
A 24-hour urine specimen collection and a serum creatinine level midway through the urine collection process
C)
A blood, urea, nitrogen (BUN) level and a serum creatinine level on three consecutive mornings
D)
A sterile urine specimen and an electrolyte panel, including sodium, potassium, calcium, and phosphorus values

4.
The nurse is assessing a patient’s bladder by percussion. The nurse elicits dullness after voiding. What does this finding indicate?
A)
Incomplete bladder emptying
B)
Kidney enlargement
C)
Ureteral obstruction
D)
Dehydration

5.
The nurse is providing preprocedure teaching about an ultrasound. The nurse informs the patient that, in preparation for an ultrasound of the lower urinary tract, the patient will require what?
A)
Increased fluid intake to produce a full bladder
B)
IV administration of radiopaque contrast agent
C)
In-and-out urinary catheterization
D)
The injection of a radioisotope

Answer Key

1.
D
2.
A
3.
B
4.
A
5.
A