Pregunta 1
Pregunta
Renin plays a role in blood pressure regulation by
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activating the renin-angiotensin-aldosterone cascade.
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decreasing sodium reabsorption
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suppressing angiotensin production
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inhibiting aldosterone release
Pregunta 2
Pregunta
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
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a shift in potassium levels.
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dialyzer membrane incompatibility.
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hypothermia
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dialysis disequilibrium syndrome
Pregunta 3
Pregunta
Slow continuous ultrafiltration is also known as isolated ultrafiltration and is used to
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remove plasma water and solutes by adding dialysate.
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combine ultrafiltration, convection, and dialysis.
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remove plasma water in cases of volume overload
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remove fluids and solutes through the process of convection.
Pregunta 4
Pregunta
An advantage of peritoneal dialysis is that
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a decreased risk of peritonitis exists.
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biochemical disturbances are corrected rapidly.
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the danger of hemorrhage is minimal.
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peritoneal dialysis is time intensive
Pregunta 5
Pregunta
The patient is admitted with upper GI bleeding following an episode of forceful retching following excessive alcohol intake. The nurse suspects a Mallory-Weiss tear and is aware that
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Mallory-Weiss tear is a longitudinal tear in the gastroesophageal mucosa
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the bleeding, although impressive, is self-limiting with little actual blood loss
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this type of bleeding is treated by giving chewable aspirin.
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it is not usually associated with alcohol intake or retching.
Pregunta 6
Pregunta
Trends in nutritional management of the patient with pancreatitis are changing. As a result, the nurse understands that
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patients with pancreatitis must eat nothing in order to prevent release of secretin.
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nasogastric suction is essential in treating patients with pancreatitis
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nasogastric tube is no longer required to treat patients with ileus.
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immediate oral feeding in patients with mild pancreatitis may help recovery.
Pregunta 7
Pregunta
When assessing bowel sounds, the nurse
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listens for 5 minutes before noting “absent bowel sounds
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expects bowel sounds to be regular in rhythm.
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uses the “bell” part of the stethoscope
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listens at least 15 minutes
Pregunta 8
Pregunta
The nurse is assessing the patient and notices that the oral cavity is only slightly moist and contains a scant amount of thick saliva even though the patient’s fluid intake has been sufficient. The nurses realizes that the condition of the patient’s mouth is probably caused by
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sympathetic nerve stimulation
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thoughts of food.
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overstimulation of the sublingual glands
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parasympathetic nerve stimulation
Pregunta 9
Pregunta
The nurse is caring for a patient with active GI bleeding. Estimated blood loss is 1,000 mL. Which of the following assessments would the nurse expect to find with this amount of blood loss?
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Heart rate 125 beats per minute
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Oral temperature of 103°.
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All vital signs would expect to be normal
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Systolic blood pressure of 120 mm Hg.
Pregunta 10
Pregunta
The nurse is caring for a patient with severe ascites due to chronic liver failure. The patient is lying supine in bed and complaining of difficulty breathing. The nurse’s first action should be to
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administer diuretics
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position the patient in a semi-Fowler’s position
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prepare the patient for emergent paracentesis.
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measure abdominal girth to determine the amount of fluid accumulation.
Pregunta 11
Pregunta
The term used to describe an increase in blood urea nitrogen (BUN) and serum creatinine is
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azotemia
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prerenal disease.
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acute kidney injury.
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oliguria
Pregunta 12
Pregunta
A patient with newly diagnosed type 1 diabetes is being transitioned from an infusion of intravenous (IV) regular insulin to an intensive insulin therapy regimen of insulin glargine and insulin aspart. How should the nurse manage this transition in insulin delivery?
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Administer the insulin glargine and continue the IV insulin infusion for 24 hours.
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Discontinue the IV infusion and administer the Lantus insulin at bedtime
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Discontinue the IV infusion and administer the insulin aspart with the next meal.
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Administer the insulin glargine and discontinue the IV infusion in several hours.
Pregunta 13
Pregunta
The nurse is caring for a patient who has sustained blunt trauma to the left flank area, and is evaluating the patient’s urinalysis results. The nurse should become concerned when
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red blood cells and albumin are found in the urine.
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sodium and chloride are found in the urine.
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creatinine levels in the urine are similar to blood levels of creatinine.
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urine uric acid levels have the same values as serum levels.
Pregunta 14
Pregunta
The nurse is caring for an elderly patient who was admitted with renal insufficiency. An expected laboratory finding for this patient may be
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hypokalemia.
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a normal serum creatinine level.
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an increased glomerular filtration rate (GFR).
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increased ability to excrete drugs.
Pregunta 15
Pregunta
The patient has been admitted to the hospital with nausea and vomiting that started 5 days earlier. Blood pressure is 80/44 mm Hg and heart rate is 122 beats/min; the patient has not voided in 8 hours, and the bladder is not distended. The nurse anticipates a prescription for “stat” administration of
Pregunta 16
Pregunta
The nurse is caring for a patient who is receiving several cardiac medications designed to stimulate the sympathetic nervous system, vitamin B 12, and an H 2 blocker. The nurse should do which of the following?
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Evaluate for a decrease in potassium level.
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Give the patient medications to prevent anemia.
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Assess for signs of peptic ulcer.
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Be watchful for increased saliva production
Pregunta 17
Pregunta
What psychosocial factors may potentially contribute to the development of diabetic ketoacidosis? ( Select all that apply.)
Pregunta 18
Pregunta
Which of the following would be seen in a patient with myxedema coma?
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Tachycardia
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Hyperthermia
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Decreased reflexes
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Hyperventilation
Pregunta 19
Pregunta
The patient is admitted with acute kidney injury from a postrenal cause. Acceptable treatments for that diagnosis include: ( Select all that apply.)
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ureteral stenting.
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increasing fluid volume intake
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placement of nephrostomy tubes.
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increasing cardiac output
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bladder catheterization.
Pregunta 20
Pregunta
A patient presents to the emergency department with the following clinical signs:
Pulse: 132 beats/min
Blood pressure: 88/50 mm Hg
Respiratory rate: 32 breaths/min
Temperature: 104.8°F
Chest x-ray: Findings consistent with congestive heart failure
Cardiac rhythm: Atrial fibrillation with rapid ventricular response
These signs are consistent with which disorder?
Pregunta 21
Pregunta
The nurse is assigned to care for a patient who presented to the emergency department with diabetic ketoacidosis. A continuous insulin intravenous infusion is started, and hourly bedside glucose monitoring is ordered. The targeted blood glucose value after the first hour of therapy is
Pregunta 22
Pregunta
Acute kidney injury from postrenal etiology is caused by
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hypovolemia or decreased cardiac output.
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obstruction of the flow of urine.
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conditions that act directly on functioning kidney tissue
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conditions that interfere with renal perfusion.
Pregunta 23
Pregunta
Peritoneal dialysis is different from hemodialysis in that peritoneal dialysis
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is not indicated in cases of water intoxication.
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is not useful in cases of drug overdose or electrolyte imbalance
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uses the patient’s own semipermeable membrane (peritoneal membrane).
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is more frequently used for acute kidney injury.
Pregunta 24
Pregunta
A patient is receiving hydrocortisone sodium succinate for adrenal crisis. What other medication does the nurse prepare to administer?
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Regular insulin
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Propranolol
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A proton pump inhibitor
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Canagliflozin
Pregunta 25
Pregunta
In hyperosmolar hyperglycemic syndrome, the laboratory results are similar to those of diabetic ketoacidosis, with three major exceptions. What differences would you expect to see in patients with hyperosmolar hyperglycemic syndrome?
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Higher serum glucose, higher osmolality, and greater ketosis
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Lower serum glucose, lower osmolality, and greater ketosis
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Higher serum glucose, higher osmolality, and no ketosis
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Lower serum glucose, lower osmolality, and milder ketosis