PrepU Med Surg assignment 1
Below which serum sodium level may convulsions or coma can occur?
135 mEq/L
A patient's serum sodium concentration is within the normal range. What should the nurse estimate the serum osmolality to be?
275-300 mOsm/kg
The physician has prescribed sodium chloride for a hospitalized 51-year-old client in metabolic alkalosis. Which nursing actions are required to manage this client? Select all that apply.
-Compare ABG findings with previous results. -Maintain intake and output records. -Document presenting signs and symptoms.
A patient is ordered to receive hypotonic IV solution to provide free water replacement. Which of the following solutions will the nurse anticipate administering?
0.45% NaCl
A patient is admitted with a diagnosis of renal failure. The patient complains of "stomach distress" and describes ingesting several antacid tablets over the past 2 days. Blood pressure is 110/70 mm Hg, face is flushed, and the patient is experiencing generalized weakness. Which is the most likely magnesium level associated with the symptoms the patient is having?
5 mEq/L
A nurse correctly identifies a urine specimen with a pH of 4.3 as being which type of solution?
Acidic
The nurse is preparing to insert a peripheral IV catheter into a patient who will require fluids and IV antibiotics. How should the nurse always start the process of insertion?
Ask the patient about allergies to latex or iodine.
A patient complains of tingling in the fingers as well as feeling depressed. The nurse assesses positive Trousseau's and Chvostek's signs. Which decreased laboratory results does the nurse observe when the patient's laboratory work has returned?
Calcium
The physician has ordered a peripheral IV to be inserted before the patient goes for computed tomography. What should the nurse do when selecting a site on the hand or arm for insertion of an IV catheter?
Consider potential effects on the patient's mobility when selecting a site.
Lawrence Wilkins, a 73-year-old male, was admitted to your hospital unit after two days of vomiting and diarrhea. His wife became alarmed when he demonstrated confusion, elevated temperature and reported "dry mouth". From what condition would you suspect Lawrence may be suffering?
Dehydration
A patient with a diagnosis of colon cancer has undergone a bowel resection with the creation of an ileostomy. The patient's ileostomy output has been unexpectedly high in the 2 days since surgery, and the patient's most recent blood work indicates a K+ level of 2.7 mEq/L. This potassium level should prompt the nurse to assess for which of the following physical manifestations?
Fatigue, cramps, and weakness
What foods can the nurse recommend for the patient with hypokalemia?
Fruits such as bananas and apricots
Which of the following electrolytes is a major cation in body fluid?
Potassium
The nurse is assessing the patient for the presence of a Chvostek's sign. What electrolyte imbalance would a positive Chvostek's sign indicate?
Hypocalcemia
Patients diagnosed with hypervolemia should avoid sweet or dry food because:
It increases the client's desire to consume fluid.
The nurse is caring for a patient undergoing alcohol withdrawal. Which of the following serum laboratory values should the nurse monitor most closely?
Magnesium
A client has the following arterial blood gas (ABG) values: pH, 7.12; partial pressure of arterial carbon dioxide (PaCO2), 40 mm Hg; and bicarbonate (HCO3-), 15 mEq/L. These ABG values suggest which disorder?
Metabolic acidosis
Which of the following is a correct route of administration for potassium?
Oral
A patient is being treated in the ICU 24 hours after having a radical neck dissection completed. The patient's serum calcium level is 7.6 mg/dL. Which of the following physical examination findings is consistent with this electrolyte imbalance?
Presence of Trousseau's sign
A patient in the ICU starts complaining of being "short of breath." An arterial blood gas (ABG) is drawn. The ABG has the following values: pH = 7.21, PaCO2 = 64 mm Hg, HCO3 = 24 mm Hg. What does the ABG reflect?
Respiratory acidosis
Which of the following arterial blood gas results would be consistent with metabolic alkalosis?
Serum bicarbonate of 28 mEq/L
To compensate for decreased fluid volume (hypovolemia), the nurse can anticipate which response by the body?
Tachycardia
A client is taking spironolactone (Aldactone) to control her hypertension. Her serum potassium level is 6 mEq/L. For this client, the nurse's priority should be to assess her:
electrocardiogram (ECG) results.
When evaluating arterial blood gases (ABGs), which value is consistent with metabolic alkalosis?
pH 7.48
Which set of arterial blood gas (ABG) results requires further investigation?
pH 7.49, PaCO2 30 mm Hg, PaO2 89 mm Hg, and HCO3- 18 mEq/L
The nurse is analyzing the arterial blood gas (AGB) results of a patient diagnosed with severe pneumonia. Which of the following ABG results indicates respiratory acidosis?
pH: 7.20, PaCO2: 65 mm Hg, HCO3-: 26 mEq/L
A client admitted with acute anxiety has the following arterial blood gas (ABG) values: pH, 7.55; partial pressure of arterial oxygen (PaO2), 90 mm Hg; partial pressure of arterial carbon dioxide (PaCO2), 27 mm Hg; and bicarbonate (HCO3-), 24 mEq/L. Based on these values, the nurse suspects:
respiratory alkalosis.
A 73-year-old female patient with cirrhosis of the liver is evaluated for clinical manifestations of FVE. Which of the following signs are consistent with that diagnosis? Select all that apply.
-Crackles -Hematocrit level of 32% -Blood pressure of 140/110 -BUN of 8 mg/dL
Which of the following solutions is hypotonic?
0.45% NaCl
The physician has prescribed a hypotonic IV solution for a patient. Which IV solution should the nurse administer?
0.45% sodium chloride
The nurse should assess the patient for signs of lethargy, increasing intracranial pressure, and seizures when the serum sodium reaches what level?
115 mEq/L
Hypomagnesemia is a common yet often overlooked imbalance in acutely and critically ill patients. Which of the following patients is most likely at the highest risk of experiencing low serum magnesium levels?
A female patient who has liver cirrhosis and who is experiencing withdrawal from heavy alcohol use
Which of the following is the most common cause of symptomatic hypomagnesemia?
Alcoholism
A nurse is caring for a client with metastatic breast cancer who is extremely lethargic and very slow to respond to stimuli. The laboratory report indicates a serum calcium level of 12.0 mg/dl, a serum potassium level of 3.9 mEq/L, a serum chloride level of 101 mEq/L, and a serum sodium level of 140 mEq/L. Based on this information, the nurse determines that the client's symptoms are most likely associated with which electrolyte imbalance?
Hypercalcemia
A patient is being treated with loop diuretics; gastric suctioning has been initiated. The nurse understands the patient is at risk for developing which of the following electrolyte imbalances?
Hypokalemia
An elderly client takes 40 mg of Lasix twice a day. Which electrolyte imbalance is the most serious adverse effect of diuretic use?
Hypokalemia
You are working on a burns unit and one of your acutely ill patients is exhibiting signs and symptoms of third spacing. Based on this change in status, you should expect the patient to exhibit signs and symptoms of what imbalance?
Hypovolemia
You are the nurse evaluating a newly admitted patient's laboratory results, which include several values that are outside of reference ranges. Which of the following would cause the release of antidiuretic hormone (ADH)?
Increased serum sodium
You are doing an admission assessment on an elderly patient newly admitted for end-stage liver disease. You must assess the patient's skin turgor. What should you remember when evaluating skin turgor?
Inelastic skin turgor is a normal part of aging.
You are making initial shift assessments on your patients. While assessing one patient's peripheral IV site, you note edema around the insertion site. How should you document this complication related to IV therapy?
Infiltration
Which intervention is most appropriate for a client with an arterial blood gas (ABG) of pH 7.5, a partial pressure of arterial carbon dioxide (PaCO2) of 26 mm Hg, oxygen (O2) saturation of 96%, bicarbonate (HCO3-) of 24 mEq/L, and a PaO2 of 94 mm Hg?
Instruct the client to breathe into a paper bag.
A client hospitalized for treatment of a pulmonary embolism develops respiratory alkalosis. Which clinical findings commonly accompany respiratory alkalosis?
Light-headedness or paresthesia
The nurse is caring for a patient with diabetes type I who is having severe vomiting and diarrhea. What condition that exhibits blood values with a low pH and a low plasma bicarbonate concentration should the nurse assess for?
Metabolic acidosis
A client in the emergency department reports that he has been vomiting excessively for the past 2 days. His arterial blood gas analysis shows a pH of 7.50, partial pressure of arterial carbon dioxide (PaCO2) of 43 mm Hg, partial pressure of arterial oxygen (PaO2) of 75 mm Hg, and bicarbonate (HCO3-) of 42 mEq/L. Based on these findings, the nurse documents that the client is experiencing which type of acid-base imbalance?
Metabolic alkalosis
You are caring for a 65-year-old male patient admitted to your unit 72 hours ago with pyloric stenosis. A nasogastric tube was placed upon admission and has been on low intermittent suction ever since. You notice that the patient's potassium is very low. What would you be concerned that the patient may be at risk for?
Metabolic alkalosis
A priority nursing intervention for a client with hypervolemia involves which of the following?
Monitoring respiratory status for signs and symptoms of pulmonary complications.
Russell Thompkins, a 77-year-old retired male, visits your general practice office twice monthly to maintain control of his congestive heart failure. He measures his weight daily and phones it to your office for his medical record. In a 24-hour period, how much fluid is Russell retaining if his weight increases by two pounds?
One liter
Translocation is a term used to describe the general movement of fluid and chemicals within body fluids. In every client's body, fluid and electrolyte balance is maintained through the process of translocation. What specific process allows water to pass through a membrane from a dilute to a more concentrated area?
Osmosis
A client with a suspected overdose of an unknown drug is admitted to the emergency department. Arterial blood gas values indicate respiratory acidosis. What should the nurse do first?
Prepare to assist with ventilation.
A client comes to the emergency department with status asthmaticus. His respiratory rate is 48 breaths/minute, and he is wheezing. An arterial blood gas analysis reveals a pH of 7.52, a partial pressure of arterial carbon dioxide (PaCO2) of 30 mm Hg, PaO2 of 70 mm Hg, and bicarbonate (HCO3??') of 26 mEq/L. What disorder is indicated by these findings?
Respiratory alkalosis
Russell Thompkins, a 77-year-old retired male, visits your general practice office twice monthly to maintain control of his congestive heart failure. He measures his weight daily and phones it to your office for his medical record. What is the best time of day for Russell to weigh himself?
Same time
A client with nausea, vomiting, and abdominal cramps and distention is admitted to the health care facility. Which test result is most significant?
Serum potassium level of 3 mEq/L
A patient with cancer is being treated on the oncology unit for bilateral breast cancer. The patient is undergoing chemotherapy. The nurse notes the patient's serum calcium level is 12.3 mg/ dL. Given this laboratory finding, the nurse should suspect which of the following statements?
The patient's malignancy is causing the electrolyte imbalance.
A 57-year-old homeless female with a history of alcohol abuse has been admitted to your hospital unitwith signs and symptoms of hypovolemia—minus the weight loss. She exhibits a localized enlargement of her abdomen. What condition could she be presenting?
Third-spacing
A patient is diagnosed with hypocalcemia. The nurse advises the patient and his family to immediately report the most characteristic manifestation. What is the most characteristic manifestation?
Tingling or twitching sensation in the fingers
A client has a serum calcium level of 7.2 mg/dl. During the physical examination, the nurse expects to assess:
Trousseau's sign.
