WGU D236 Pre
Assessment Questions
and Answers
Pathophysiology 2024 /
2025 Graded A
, lOMoAR cPSD| 5967629
Pre-Assessment: Pathophysiology (PPAO) D236
Competencies and Topics
Homeostasis and Cellular Responses - 24% of assessment
Homeostasis Concepts
1.
What happens to the various anion levels in the bloodstream during diabetic ketoacidosis?
CORRECT
ANSWER
Both the anion gap and the HCO3– levels increase.
Both the anion gap and the HCO 3– levels decrease.
The anion gap level increases, whereas the HCO 3– level decreases.
The anion gap level decreases, whereas the HCO 3– level increases.
2.
How do the kidneys compensate for alkalosis?
CORRECT
ANSWER
By retaining more H+ and excreting more HCO 3–
By excreting more H+ and retaining more HCO 3–
By excreting both more H+ and more HCO 3–
By retaining both more H+ and more HCO 3–
3.
A patient presents with altered mental status and decreased fluid intake. The patient is diagnosed
with a urinary tract infection. Laboratory testing of electrolytes reveals sodium 167 mmol/L and
potassium 4.0 mmol/L.
, lOMoAR cPSD| 5967629
Which electrolyte imbalance is this patient experiencing?
CORRECT
ANSWER
Hypernatremia
Hyperkalemia
Hyponatremia
Hypokalemia
4.
What should a healthcare provider recognize as part of a patient’s adaptive immune response to an
influenza virus?
CORRECT
ANSWER
Generation of immunoglobulin M (IgM)
Increase in white blood cells (WBC)
Activation of the complement system
Production of cytokines
5.
A 54-year-old patient arrives at the emergency department with symptoms of fever, tremors,
convulsions, and stupor. The physician also notes several mosquito bites over his upper extremities.
Which infectious disease is described?
Assessment Questions
and Answers
Pathophysiology 2024 /
2025 Graded A
, lOMoAR cPSD| 5967629
Pre-Assessment: Pathophysiology (PPAO) D236
Competencies and Topics
Homeostasis and Cellular Responses - 24% of assessment
Homeostasis Concepts
1.
What happens to the various anion levels in the bloodstream during diabetic ketoacidosis?
CORRECT
ANSWER
Both the anion gap and the HCO3– levels increase.
Both the anion gap and the HCO 3– levels decrease.
The anion gap level increases, whereas the HCO 3– level decreases.
The anion gap level decreases, whereas the HCO 3– level increases.
2.
How do the kidneys compensate for alkalosis?
CORRECT
ANSWER
By retaining more H+ and excreting more HCO 3–
By excreting more H+ and retaining more HCO 3–
By excreting both more H+ and more HCO 3–
By retaining both more H+ and more HCO 3–
3.
A patient presents with altered mental status and decreased fluid intake. The patient is diagnosed
with a urinary tract infection. Laboratory testing of electrolytes reveals sodium 167 mmol/L and
potassium 4.0 mmol/L.
, lOMoAR cPSD| 5967629
Which electrolyte imbalance is this patient experiencing?
CORRECT
ANSWER
Hypernatremia
Hyperkalemia
Hyponatremia
Hypokalemia
4.
What should a healthcare provider recognize as part of a patient’s adaptive immune response to an
influenza virus?
CORRECT
ANSWER
Generation of immunoglobulin M (IgM)
Increase in white blood cells (WBC)
Activation of the complement system
Production of cytokines
5.
A 54-year-old patient arrives at the emergency department with symptoms of fever, tremors,
convulsions, and stupor. The physician also notes several mosquito bites over his upper extremities.
Which infectious disease is described?
