Pathophysiology D236 WGU Exam Questions and Answers
As Diane completes her race, what enables Diane's sports drink helped to replace sodium and water lost
her body to maintain homeostasis despite due to sweating.
her increased activity? Choose 3 answers.
Diane's body produces more angiotensin II, allowing her body
Diane's sports drink helped to replace to constrict blood vessels and increase her blood pressure.
sodium and water lost due to sweating.
Diane's kidney reabsorbs more water and sodium in response
Diane's body produces more angiotensin II, to ADH and aldosterone.
allowing her body to constrict blood
vessels and increase her blood pressure.
Diane's kidney reabsorbs more water and
sodium in response to ADH and
aldosterone.
Extracellular fluid shifts into intracellular
fluid, expanding cells and stimulating the
thirst center in the hypothalamus.
Diane's breathing increases to expel more
CO2, which decreases pH and brings it back
to homeostatic levels.
incorrect
Michael's pulmonary edema leads to His CO2 level is increased because his lungs have difficulty
respiratory acidosis. removing it from the bloodstream.
How does pH impact Michael's basal
metabolic panel? Choose 3 answers. His K+ is elevated because, as H+ moves inside of cells in an
attempt to get it out of the bloodstream, K+ moves from cells
His CO2 level is increased because his lungs into the bloodstream.
have difficulty removing it from the
bloodstream. His sodium level is decreased due to hypervolemia.
His K+ is elevated because, as H+ moves
inside of cells in an attempt to get it out of
the bloodstream, K+ moves from cells into
the bloodstream.
His sodium level is decreased due to
hypervolemia.
His calcium level is reduced because the
elevated concentration of H+ makes it easier
for Ca+ to bind to albumin.
His CO2 level is decreased because his
lungs have difficulty adding it into the
bloodstream.
Pathophysiology D236 WGU Exam Questions and Answers
,Pathophysiology D236 WGU Exam Questions and Answers
What differentiates type I from type II The insulin producing cells of type I diabetics are destroyed,
diabetes? and they do not produce insulin. In type II diabetics, their cells
are less responsive to insulin.
The insulin producing cells of type I
diabetics are destroyed, and they do not
produce insulin. In type II diabetics, their
cells are less responsive to insulin.
Type I diabetes can be treated, while type II
diabetics do not benefit from supplemental
insulin.
The insulin producing cells of type II
diabetics are destroyed, and they do not
produce insulin. In type I diabetics, their
cells are less responsive to insulin.
Type I diabetes is characterized by high
blood glucose levels, while type II diabetics
have normal blood glucose levels.
A patient with a viral illness and severe Metabolic alkalosis
vomiting has an elevated CO2 level and a
blood pH of 7.53. She is breathing slowly. Rational: The patient's pH and CO2 level are both elevating
(moving in the same direction). This indicates metabolic
What condition does the patient have? alkalosis. The CO2 level is high because her respiratory system
is attempting to compensate for the high pH by exhaling less
Metabolic acidosis and retaining more CO2
Respiratory alkalosis.
Respiratory acidosis
Metabolic alkalosis
What happens in a dehydrated patient? ADH levels increase and the RAAS is activated.
ADH levels decrease and the RAAS is
activated.
ADH levels decrease and the RAAS is
inactivated.
ADH levels increase and the RAAS is
inactivated.
ADH levels increase and the RAAS is
activated.
Pathophysiology D236 WGU Exam Questions and Answers
,Pathophysiology D236 WGU Exam Questions and Answers
ACE (angiotensin converting enzymes) The decrease in the production of angiotensin II keeps blood
inhibitors are used to treat abnormal blood vessels more dilated. This lowers blood pressure.
pressure. They prevent the conversion of
angiotensin I to angiotensin II.
Which explains how ACE inhibitors work?
The decrease in the production of
angiotensin II constricts blood vessels. This
lowers blood pressure.
The decrease in the production of
angiotensin II keeps blood vessels more
dilated. This raises blood pressure.
The decrease in the production of
angiotensin II keeps blood vessels more
dilated. This lowers blood pressure.
The decrease in the production of
angiotensin II constricts blood vessels. This
raises blood pressure.
When is the RASS system activated? In low Low blood pressure
blood pressure or high blood pressure?
In diabetic ketoacidosis, what happens to Because HCO3- is consumed, the anion gap increases.
the anion gap?
Because extra HCO3- is produced, the
anion gap decreases.
Because extra HCO3- is produced, the
anion gap increases.
Because HCO3- is consumed, the anion gap
increases.
Because HCO3- is consumed, the anion gap
decreases.
Pathophysiology D236 WGU Exam Questions and Answers
, Pathophysiology D236 WGU Exam Questions and Answers
Patients with end stage renal disease are not It should have a lower concentration of potassium than that of
able to maintain homeostatic levels of the bloodstream.
potassium, and the increased level of
potassium in their bloodstream can impair Rational: Dialysis relies on diffusion to remove solutes,
cardiac function. including waste and potassium, from the blood. Solutes move
from areas of high concentration to areas of low
To remove potassium from the blood during concentration. When the amount of potassium is lower in the
dialysis, what should the dialysate do? dialysate than in the bloodstream, potassium will diffuse from
the bloodstream into the dialysate. This removes excess
It should not contain potassium. potassium, decreasing the chances the patient will have a
cardiac arrhythmias or arrest.
It should have a higher concentration of
potassium than that of the bloodstream.
It should have a concentration of potassium
that is equal to that of the bloodstream.
It should have a lower concentration of
potassium than that of the bloodstream.
Which differences in immunity make children Younger patients have fewer memory cells to combat
and older adult patients more susceptible to infection.
infections?
Choose 2 answers. Older adult patients have a dwindling population of naive T
cells.
Younger patients have fewer memory cells
to combat infection.
Older adult patients have a dwindling
population of naive T cells.
Older adult patients have more memory
cells to combat infection.
Younger patients have a large population of
naive T cells.
Older adult patients have a large population
of naïve T cells.
Pathophysiology D236 WGU Exam Questions and Answers
As Diane completes her race, what enables Diane's sports drink helped to replace sodium and water lost
her body to maintain homeostasis despite due to sweating.
her increased activity? Choose 3 answers.
Diane's body produces more angiotensin II, allowing her body
Diane's sports drink helped to replace to constrict blood vessels and increase her blood pressure.
sodium and water lost due to sweating.
Diane's kidney reabsorbs more water and sodium in response
Diane's body produces more angiotensin II, to ADH and aldosterone.
allowing her body to constrict blood
vessels and increase her blood pressure.
Diane's kidney reabsorbs more water and
sodium in response to ADH and
aldosterone.
Extracellular fluid shifts into intracellular
fluid, expanding cells and stimulating the
thirst center in the hypothalamus.
Diane's breathing increases to expel more
CO2, which decreases pH and brings it back
to homeostatic levels.
incorrect
Michael's pulmonary edema leads to His CO2 level is increased because his lungs have difficulty
respiratory acidosis. removing it from the bloodstream.
How does pH impact Michael's basal
metabolic panel? Choose 3 answers. His K+ is elevated because, as H+ moves inside of cells in an
attempt to get it out of the bloodstream, K+ moves from cells
His CO2 level is increased because his lungs into the bloodstream.
have difficulty removing it from the
bloodstream. His sodium level is decreased due to hypervolemia.
His K+ is elevated because, as H+ moves
inside of cells in an attempt to get it out of
the bloodstream, K+ moves from cells into
the bloodstream.
His sodium level is decreased due to
hypervolemia.
His calcium level is reduced because the
elevated concentration of H+ makes it easier
for Ca+ to bind to albumin.
His CO2 level is decreased because his
lungs have difficulty adding it into the
bloodstream.
Pathophysiology D236 WGU Exam Questions and Answers
,Pathophysiology D236 WGU Exam Questions and Answers
What differentiates type I from type II The insulin producing cells of type I diabetics are destroyed,
diabetes? and they do not produce insulin. In type II diabetics, their cells
are less responsive to insulin.
The insulin producing cells of type I
diabetics are destroyed, and they do not
produce insulin. In type II diabetics, their
cells are less responsive to insulin.
Type I diabetes can be treated, while type II
diabetics do not benefit from supplemental
insulin.
The insulin producing cells of type II
diabetics are destroyed, and they do not
produce insulin. In type I diabetics, their
cells are less responsive to insulin.
Type I diabetes is characterized by high
blood glucose levels, while type II diabetics
have normal blood glucose levels.
A patient with a viral illness and severe Metabolic alkalosis
vomiting has an elevated CO2 level and a
blood pH of 7.53. She is breathing slowly. Rational: The patient's pH and CO2 level are both elevating
(moving in the same direction). This indicates metabolic
What condition does the patient have? alkalosis. The CO2 level is high because her respiratory system
is attempting to compensate for the high pH by exhaling less
Metabolic acidosis and retaining more CO2
Respiratory alkalosis.
Respiratory acidosis
Metabolic alkalosis
What happens in a dehydrated patient? ADH levels increase and the RAAS is activated.
ADH levels decrease and the RAAS is
activated.
ADH levels decrease and the RAAS is
inactivated.
ADH levels increase and the RAAS is
inactivated.
ADH levels increase and the RAAS is
activated.
Pathophysiology D236 WGU Exam Questions and Answers
,Pathophysiology D236 WGU Exam Questions and Answers
ACE (angiotensin converting enzymes) The decrease in the production of angiotensin II keeps blood
inhibitors are used to treat abnormal blood vessels more dilated. This lowers blood pressure.
pressure. They prevent the conversion of
angiotensin I to angiotensin II.
Which explains how ACE inhibitors work?
The decrease in the production of
angiotensin II constricts blood vessels. This
lowers blood pressure.
The decrease in the production of
angiotensin II keeps blood vessels more
dilated. This raises blood pressure.
The decrease in the production of
angiotensin II keeps blood vessels more
dilated. This lowers blood pressure.
The decrease in the production of
angiotensin II constricts blood vessels. This
raises blood pressure.
When is the RASS system activated? In low Low blood pressure
blood pressure or high blood pressure?
In diabetic ketoacidosis, what happens to Because HCO3- is consumed, the anion gap increases.
the anion gap?
Because extra HCO3- is produced, the
anion gap decreases.
Because extra HCO3- is produced, the
anion gap increases.
Because HCO3- is consumed, the anion gap
increases.
Because HCO3- is consumed, the anion gap
decreases.
Pathophysiology D236 WGU Exam Questions and Answers
, Pathophysiology D236 WGU Exam Questions and Answers
Patients with end stage renal disease are not It should have a lower concentration of potassium than that of
able to maintain homeostatic levels of the bloodstream.
potassium, and the increased level of
potassium in their bloodstream can impair Rational: Dialysis relies on diffusion to remove solutes,
cardiac function. including waste and potassium, from the blood. Solutes move
from areas of high concentration to areas of low
To remove potassium from the blood during concentration. When the amount of potassium is lower in the
dialysis, what should the dialysate do? dialysate than in the bloodstream, potassium will diffuse from
the bloodstream into the dialysate. This removes excess
It should not contain potassium. potassium, decreasing the chances the patient will have a
cardiac arrhythmias or arrest.
It should have a higher concentration of
potassium than that of the bloodstream.
It should have a concentration of potassium
that is equal to that of the bloodstream.
It should have a lower concentration of
potassium than that of the bloodstream.
Which differences in immunity make children Younger patients have fewer memory cells to combat
and older adult patients more susceptible to infection.
infections?
Choose 2 answers. Older adult patients have a dwindling population of naive T
cells.
Younger patients have fewer memory cells
to combat infection.
Older adult patients have a dwindling
population of naive T cells.
Older adult patients have more memory
cells to combat infection.
Younger patients have a large population of
naive T cells.
Older adult patients have a large population
of naïve T cells.
Pathophysiology D236 WGU Exam Questions and Answers
