N205 PRACTICE QUESTIONS AND ANSWERS
When the cell presents with the same concentration on the inside and outside with no
shifting of fluids this is called?*
A. Hypotonic
B. Hypertonic
C. Isotonic
D. Osmosis - Answers :C. Isotonic
Which of the following is not a hypertonic fluid?*
A. 3% Saline
B. D5W
C. 10% Dextrose in Water (D10W)
D. 5% Dextrose in Lactated Ringer's - Answers :B. D5W
Severe hyponatremia can lead to seizures. Seizure precautions such as a quiet
environment, raised side rails, & having an oral airway at the bedside would be
included.
A patient with cerebral edema would most likely be order what type of solution?*
A. 3% Saline
B. 0.9% Normal Saline
C. Lactated Ringer's
D. 0.225% Normal Saline - Answers :A. 3% Saline
A patient with cerebral edema would be ordered a HYPERTONIC solution to decrease
brain swelling. The solution would remove water from the brain cells back into the
intravascular system to be excreted. 3% Saline is the only hypertonic option.
_______ solutions cause cell dehydration and help increase fluid in the extracellular
space.*
A. Hypotonic
B. Osmosis
C. Isotonic
D. Hypertonic - Answers :D. Hypertonic
What is the nurse's primary concern regarding fluid & electrolytes when caring for an
elderly pt who is intermittently confused?
A. risk of kidney damage
B. risk of stroke
,C. risk of dehydration
D. risk of bleeding - Answers :C. risk of dehydration
As an adult ages, the thirst mechanism declines. Adding this in a pt with an altered level
of consciousness, there is an increased risk of dehydration & high serum osmolality.
D5W solutions are sometimes considered a hypotonic solution as well as an isotonic
solution because after the body metabolizes the dextrose the solution acts as a
hypotonic solution.*
A. True
B. False - Answers :A. True
What type of fluid would a patient with severe hyponatremia most likely be started on?*
A. Hypotonic
B. Hypertonic
C. Isotonic
D. Colloid - Answers :B. Hypertonic
What part of the heart delivers unoxygenated blood to the lungs?*
A. Pulmonary artery
B. Pulmonary vein
C. Aorta
D. Left Ventricle - Answers :A. Pulmonary artery
The blood enters on the left side of the heart through the ______________ and enters
the left atrium. It then passes through the _____________to enter the left ventricle.
A. pulmonary artery, mitral valve
B. pulmonary vein, tricuspid valve
C. pulmonary vein, mitral valve
D. pulmonary artery, aortic valve - Answers :C. pulmonary vein, mitral valve
On the right side of the heart, blood flows from the right ventricle to the?
A. Tricuspid valve to the pulmonary vein
B. Pulmonic valve to the pulmonary artery
c. Tricuspid valve to pulmonary artery
D. Inferior vena cava to the aorta - Answers :B. Pulmonic valve to the pulmonary artery
When administering a hypertonic solution the nurse should closely watch for?*
A. Signs of dehydration
,B. Pulmonary Edema
C. Fluid volume deficient
D. Increased Lactate level - Answers :B. Pulmonary Edema
A pt is diagnosed with severe hyponatremia. The nurse realizes this pt will mostly likely
need which of the following precautions implemented?
A. infection
B. seizure
C. neutropenic
D. high-risk fall - Answers :B. seizure
D5W is classified as a ISOTONIC fluid BUT after adminstration the body metabolizes
the dextrose and the fluid left over is a hypotonic solution.
A pt is diagnosed with hypokalemia. After reviewing the pt's current medications, which
of the following might have contributed to the pt's health problem?
A. thiazide diuretic
B. narcotic
C. muscle relaxer
D. corticosteroid - Answers :D. corticosteroid
Excess potassium loss through the kidneys is often caused by such meds as
corticosteroids, potassium-wasting diuretics, amphotericin B, & large doses of some
antibiotics.
8. Which solution below is NOT a hypertonic solution?*
A. 5% Dextrose in 0.9% Saline
B. 5% Saline
C. 5% Dextrose in Lactated Ringer's
D. 0.33% saline (1/3 NS) - Answers :D. 0.33% saline (1/3 NS)
Which patient below would NOT be a candidate for a hypotonic solution?*
A. Patient with increased intracranial pressure
B. Patient with Diabetic Ketoacidosis
C. Patient experiencing Hyperosmolar Hyperglycemia
D. All of the options are correct - Answers :A. Patient with increased intracranial
pressure
Which condition below could lead to cell lysis, if not properly monitored?*
A. Isotonicity
B. Hypertonicity
, C. Hypotonicity
D. None of the options are correct - Answers :C. Hypotonicity
________ fluids remove water from the extracellular space into the intracellular space.*
A. Hypotonic
B. Hypertonic
C. Isotonic
D. Colloids - Answers :A. Hypotonic
The nurse is planning care for a pt with fluid volume overload & hyponatremia. Which of
the following should be included in this pt's plan of care?
A. Administer intravenous fluids.
B. Provide Kayexalate.
C. Restrict fluids.
D. Administer intravenous normal saline with furosemide. - Answers :C. Restrict fluids.
The nursing care for a pt with hyponatremia is dependent on the cause. Restriction of
fluids to 1,000 mL/day is usually implemented to assist sodium increase & to prevent
the sodium level from dropping further due to dilution.
Isotonic fluids cause shifting of water from the extracellular space to the intracellular
space.*
A. True
B. False - Answers :B. False
HYPOTONIC fluids cause shifting of water from the extracellular space to the
intracellular space (not isotonic)
A patient is being admitted with dehydration due to nausea and vomiting. Which fluid
would you expect the patient to be started on?*
A. 5% Dextrose in 0.9% Saline
B. 0.33% saline
C. 0.225% saline
D. 0.9% Normal Saline - Answers :D. 0.9% Normal Saline
The doctor orders an isotonic fluid for a patient. Which of the following is not an isotonic
fluid?*
A. 0.9% Normal Saline
B. Lactated Ringer's
C. 0.45% Saline
D. 5% Dextrose in 0.225% saline - Answers :C. 0.45% Saline
When the cell presents with the same concentration on the inside and outside with no
shifting of fluids this is called?*
A. Hypotonic
B. Hypertonic
C. Isotonic
D. Osmosis - Answers :C. Isotonic
Which of the following is not a hypertonic fluid?*
A. 3% Saline
B. D5W
C. 10% Dextrose in Water (D10W)
D. 5% Dextrose in Lactated Ringer's - Answers :B. D5W
Severe hyponatremia can lead to seizures. Seizure precautions such as a quiet
environment, raised side rails, & having an oral airway at the bedside would be
included.
A patient with cerebral edema would most likely be order what type of solution?*
A. 3% Saline
B. 0.9% Normal Saline
C. Lactated Ringer's
D. 0.225% Normal Saline - Answers :A. 3% Saline
A patient with cerebral edema would be ordered a HYPERTONIC solution to decrease
brain swelling. The solution would remove water from the brain cells back into the
intravascular system to be excreted. 3% Saline is the only hypertonic option.
_______ solutions cause cell dehydration and help increase fluid in the extracellular
space.*
A. Hypotonic
B. Osmosis
C. Isotonic
D. Hypertonic - Answers :D. Hypertonic
What is the nurse's primary concern regarding fluid & electrolytes when caring for an
elderly pt who is intermittently confused?
A. risk of kidney damage
B. risk of stroke
,C. risk of dehydration
D. risk of bleeding - Answers :C. risk of dehydration
As an adult ages, the thirst mechanism declines. Adding this in a pt with an altered level
of consciousness, there is an increased risk of dehydration & high serum osmolality.
D5W solutions are sometimes considered a hypotonic solution as well as an isotonic
solution because after the body metabolizes the dextrose the solution acts as a
hypotonic solution.*
A. True
B. False - Answers :A. True
What type of fluid would a patient with severe hyponatremia most likely be started on?*
A. Hypotonic
B. Hypertonic
C. Isotonic
D. Colloid - Answers :B. Hypertonic
What part of the heart delivers unoxygenated blood to the lungs?*
A. Pulmonary artery
B. Pulmonary vein
C. Aorta
D. Left Ventricle - Answers :A. Pulmonary artery
The blood enters on the left side of the heart through the ______________ and enters
the left atrium. It then passes through the _____________to enter the left ventricle.
A. pulmonary artery, mitral valve
B. pulmonary vein, tricuspid valve
C. pulmonary vein, mitral valve
D. pulmonary artery, aortic valve - Answers :C. pulmonary vein, mitral valve
On the right side of the heart, blood flows from the right ventricle to the?
A. Tricuspid valve to the pulmonary vein
B. Pulmonic valve to the pulmonary artery
c. Tricuspid valve to pulmonary artery
D. Inferior vena cava to the aorta - Answers :B. Pulmonic valve to the pulmonary artery
When administering a hypertonic solution the nurse should closely watch for?*
A. Signs of dehydration
,B. Pulmonary Edema
C. Fluid volume deficient
D. Increased Lactate level - Answers :B. Pulmonary Edema
A pt is diagnosed with severe hyponatremia. The nurse realizes this pt will mostly likely
need which of the following precautions implemented?
A. infection
B. seizure
C. neutropenic
D. high-risk fall - Answers :B. seizure
D5W is classified as a ISOTONIC fluid BUT after adminstration the body metabolizes
the dextrose and the fluid left over is a hypotonic solution.
A pt is diagnosed with hypokalemia. After reviewing the pt's current medications, which
of the following might have contributed to the pt's health problem?
A. thiazide diuretic
B. narcotic
C. muscle relaxer
D. corticosteroid - Answers :D. corticosteroid
Excess potassium loss through the kidneys is often caused by such meds as
corticosteroids, potassium-wasting diuretics, amphotericin B, & large doses of some
antibiotics.
8. Which solution below is NOT a hypertonic solution?*
A. 5% Dextrose in 0.9% Saline
B. 5% Saline
C. 5% Dextrose in Lactated Ringer's
D. 0.33% saline (1/3 NS) - Answers :D. 0.33% saline (1/3 NS)
Which patient below would NOT be a candidate for a hypotonic solution?*
A. Patient with increased intracranial pressure
B. Patient with Diabetic Ketoacidosis
C. Patient experiencing Hyperosmolar Hyperglycemia
D. All of the options are correct - Answers :A. Patient with increased intracranial
pressure
Which condition below could lead to cell lysis, if not properly monitored?*
A. Isotonicity
B. Hypertonicity
, C. Hypotonicity
D. None of the options are correct - Answers :C. Hypotonicity
________ fluids remove water from the extracellular space into the intracellular space.*
A. Hypotonic
B. Hypertonic
C. Isotonic
D. Colloids - Answers :A. Hypotonic
The nurse is planning care for a pt with fluid volume overload & hyponatremia. Which of
the following should be included in this pt's plan of care?
A. Administer intravenous fluids.
B. Provide Kayexalate.
C. Restrict fluids.
D. Administer intravenous normal saline with furosemide. - Answers :C. Restrict fluids.
The nursing care for a pt with hyponatremia is dependent on the cause. Restriction of
fluids to 1,000 mL/day is usually implemented to assist sodium increase & to prevent
the sodium level from dropping further due to dilution.
Isotonic fluids cause shifting of water from the extracellular space to the intracellular
space.*
A. True
B. False - Answers :B. False
HYPOTONIC fluids cause shifting of water from the extracellular space to the
intracellular space (not isotonic)
A patient is being admitted with dehydration due to nausea and vomiting. Which fluid
would you expect the patient to be started on?*
A. 5% Dextrose in 0.9% Saline
B. 0.33% saline
C. 0.225% saline
D. 0.9% Normal Saline - Answers :D. 0.9% Normal Saline
The doctor orders an isotonic fluid for a patient. Which of the following is not an isotonic
fluid?*
A. 0.9% Normal Saline
B. Lactated Ringer's
C. 0.45% Saline
D. 5% Dextrose in 0.225% saline - Answers :C. 0.45% Saline
