Chapter 13: Fluid and Electrolytes: Balance and
Disturbance
Due Jan 30 at 11:59pm Points 40 Questions 40
Available until Jan 30 at 11:59pm Time Limit None Allowed Attempts 2
Instructions
Please complete quiz prior to due date. No late submissions accepted.
Professor Stacey
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Attempt History
Attempt Time Score
LATEST Attempt 1 44 minutes 38 out of 40
Score for this attempt: 38 out of 40
Submitted Jan 22 at 9:40pm
This attempt took 44 minutes.
Question 1 pts
The nurse is caring for a client who has a diagnosis of syndrome of
inappropriate antidiuretic hormone secretion (SIADH). The plan of care
includes assessment of specific gravity every 4 hours. The results of this
test will allow the nurse to assess what aspect of the client's health?
Nutritional status
Potassium balance
Calcium balance
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,1/22/2021 Chapter 13: Fluid and Electrolytes: Balance and Disturbance: NURS2001 - Medical Surgical Nursing I
Correct!
Fluid volume status
A specific gravity will detect if the client has a fluid volume deficit or
fluid volume excess. Nutrition, potassium, and calcium levels are
not directly indicated.
Question 2 pts
The nurse is caring for a client admitted with a diagnosis of acute kidney
injury. When reviewing the client's most recent laboratory reports, the
nurse notes that the client's magnesium levels are high. The nurse should
prioritize assessment for what health problem?
Correct! Diminished deep tendon reflexes
Tachycardia
Cool, clammy skin
Acute flank pain
To gauge a client's magnesium status, the nurse should check
deep tendon reflexes. If the reflex is absent, this may indicate high
serum magnesium. Tachycardia, flank pain, and cool, clammy skin
are not typically associated with hypermagnesemia.
Question 3 pts
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,1/22/2021 Chapter 13: Fluid and Electrolytes: Balance and Disturbance: NURS2001 - Medical Surgical Nursing I
The nurse is working on a burns unit and an acutely ill client is exhibiting
signs and symptoms of third spacing. Based on this change in status, the
nurse should expect the client to exhibit signs and symptoms of what
imbalance?
Metabolic alkalosis
Hypermagnesemia
Hypercalcemia
Correct! Hypovolemia
Third-spacing fluid shift, which occurs when fluid moves out of the
intravascular space but not into the intracellular space, can cause
hypovolemia. Increased calcium and magnesium levels are not
indicators of third-spacing fluid shift. Burns typically cause
acidosis, not alkalosis.
Question 4 pts
A client with a longstanding diagnosis of generalized anxiety disorder
presents to the emergency room. The triage nurse notes upon
assessment that the client is hyperventilating. The triage nurse is aware
that hyperventilation is the most common cause of which acid–base
imbalance?
Respiratory acidosis
Correct! Respiratory alkalosis
Increased PaCO2
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CNS disturbances
The most common cause of acute respiratory alkalosis is
hyperventilation. Extreme anxiety can lead to hyperventilation.
Acute respiratory acidosis occurs in emergency situations, such as
pulmonary edema, and is exhibited by hypoventilation and
decreased PaCO2. CNS disturbances are found in extreme
hyponatremia and fluid overload.
Question 5 pts
The emergency-room nurse is caring for a trauma client. Your client has
the following arterial blood gas results: pH 7.26, PaCO2 28, HCO3 11
mEq/L. How should the nurse interpret these results?
Respiratory acidosis with no compensation
Metabolic alkalosis with a compensatory alkalosis
Metabolic acidosis with no compensation
Correct!
Metabolic acidosis with a compensatory respiratory alkalosis
A low pH indicates acidosis (normal pH is 7.35 to 7.45). The
PaCO2 is also low, which causes alkalosis. The bicarbonate is low,
which causes acidosis. The pH bicarbonate more closely
corresponds with a decrease in pH, making the metabolic
component the primary problem.
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