NR507 FINAL EXAM 2026
COMPREHENSIVE ADVANCED
PATHOPHYSIOLOGY REVIEW
CHAMBERLAIN UNIVERSITY
ACTUAL EXAM QUESTIONS AND
VERIFIED ANSWERS WITH
RATIONALES GRADED A+ LATEST
Cellular Pathophysiology and Adaptation
Fluid, Electrolyte, and Acid-Base Balance
Genetics and Epigenetics in Disease
Immunology and Hypersensitivity Reactions
Cardiovascular Pathophysiology
Respiratory Pathophysiology
Renal and Urinary Pathophysiology
Neurological Pathophysiology
Endocrine Pathophysiology
Gastrointestinal and Hepatic Pathophysiology
Musculoskeletal Pathophysiology
Reproductive Pathophysiology
Multisystem Disorders and Complex Disease States
This comprehensive examination is designed to evaluate advanced
knowledge and clinical reasoning skills in pathophysiology for graduate-
level nursing students. The assessment covers key domains including
cellular adaptation, injury, and death; fluid, electrolyte, and acid-base
imbalances; genetic and epigenetic influences on disease; immune system
,pathophysiology and disorders; and systemic pathophysiology across
cardiovascular, respiratory, renal, neurological, endocrine,
gastrointestinal, musculoskeletal, and reproductive systems. Through a
series of multiple-choice questions and clinical scenarios, students will
demonstrate their ability to apply pathophysiological principles to
complex patient situations. The exam emphasizes evidence-based
practice, critical thinking, and the integration of pathophysiological
concepts to formulate accurate diagnoses and treatment plans. Successful
completion of this exam indicates readiness to provide advanced, patient-
centered care in graduate nursing practice.
SECTION ONE: QUESTIONS 1 – 200
1. A patient with chronic hypertension develops left ventricular
hypertrophy. This adaptation is classified as:
A. Metaplasia
B. Hyperplasia
C. Hypertrophy
D. Dysplasia
C. Hypertrophy
RATIONALE: Cardiac myocytes are terminally differentiated cells
that cannot undergo hyperplasia (increase in cell number). They
respond to chronic pressure overload by increasing in size through the
addition of structural proteins, which defines hypertrophy.
2. Which cellular process is responsible for eliminating damaged
cells without triggering an inflammatory response?
A. Necrosis
B. Apoptosis
C. Metaplasia
D. Hypertrophy
B. Apoptosis
, RATIONALE: Apoptosis is programmed cell death that eliminates
damaged or unwanted cells without releasing cellular contents that
trigger inflammation. Necrosis is unprogrammed cell death that causes
inflammation.
3. Which process results in the movement of water between the
intracellular fluid (ICF) and extracellular fluid (ECF)
compartments?
A. Active transport
B. Facilitated diffusion
C. Osmosis
D. Endocytosis
C. Osmosis
RATIONALE: Osmosis is the movement of water across a
semipermeable membrane from an area of low solute concentration to
high solute concentration to maintain equilibrium between the ICF and
ECF compartments.
4. A patient has a pH of 7.22 and a PaCO₂ of 60 mmHg. This is
characteristic of which acid-base imbalance?
A. Metabolic acidosis
B. Respiratory acidosis
C. Metabolic alkalosis
D. Respiratory alkalosis
B. Respiratory acidosis
RATIONALE: A pH below 7.35 indicates acidosis, and a PaCO₂ above
45 mmHg indicates a respiratory cause (hypoventilation). The elevated
bicarbonate indicates renal compensation.
5. Which type of cell adaptation occurs when the lining of the
esophagus changes from squamous to columnar cells due to
chronic acid reflux?
, A. Atrophy
B. Hyperplasia
C. Metaplasia
D. Dysplasia
C. Metaplasia
RATIONALE: Metaplasia is the reversible replacement of one mature
cell type by another, often as a protective response to chronic irritation.
Barrett's esophagus is a classic example.
6. What is the primary cause of symptoms in pernicious anemia?
A. Iron deficiency
B. Chronic blood loss
C. Lack of intrinsic factor
D. Folic acid deficiency
C. Lack of intrinsic factor
RATIONALE: Intrinsic factor is required for vitamin B₁₂ absorption in
the ileum. Without it, megaloblastic anemia and neurological symptoms
develop.
7. Which electrolyte imbalance is a common cause of flattened T-
waves and the presence of U-waves on an electrocardiogram (EKG)?
A. Hyperkalemia
B. Hypokalemia
C. Hypercalcemia
D. Hyponatremia
B. Hypokalemia
RATIONALE: Low potassium levels delay ventricular repolarization,
leading to flattened T-waves and the appearance of U-waves on EKG.
8. In the inflammatory response, which cells are the "first
responders" that arrive at the site of injury?
COMPREHENSIVE ADVANCED
PATHOPHYSIOLOGY REVIEW
CHAMBERLAIN UNIVERSITY
ACTUAL EXAM QUESTIONS AND
VERIFIED ANSWERS WITH
RATIONALES GRADED A+ LATEST
Cellular Pathophysiology and Adaptation
Fluid, Electrolyte, and Acid-Base Balance
Genetics and Epigenetics in Disease
Immunology and Hypersensitivity Reactions
Cardiovascular Pathophysiology
Respiratory Pathophysiology
Renal and Urinary Pathophysiology
Neurological Pathophysiology
Endocrine Pathophysiology
Gastrointestinal and Hepatic Pathophysiology
Musculoskeletal Pathophysiology
Reproductive Pathophysiology
Multisystem Disorders and Complex Disease States
This comprehensive examination is designed to evaluate advanced
knowledge and clinical reasoning skills in pathophysiology for graduate-
level nursing students. The assessment covers key domains including
cellular adaptation, injury, and death; fluid, electrolyte, and acid-base
imbalances; genetic and epigenetic influences on disease; immune system
,pathophysiology and disorders; and systemic pathophysiology across
cardiovascular, respiratory, renal, neurological, endocrine,
gastrointestinal, musculoskeletal, and reproductive systems. Through a
series of multiple-choice questions and clinical scenarios, students will
demonstrate their ability to apply pathophysiological principles to
complex patient situations. The exam emphasizes evidence-based
practice, critical thinking, and the integration of pathophysiological
concepts to formulate accurate diagnoses and treatment plans. Successful
completion of this exam indicates readiness to provide advanced, patient-
centered care in graduate nursing practice.
SECTION ONE: QUESTIONS 1 – 200
1. A patient with chronic hypertension develops left ventricular
hypertrophy. This adaptation is classified as:
A. Metaplasia
B. Hyperplasia
C. Hypertrophy
D. Dysplasia
C. Hypertrophy
RATIONALE: Cardiac myocytes are terminally differentiated cells
that cannot undergo hyperplasia (increase in cell number). They
respond to chronic pressure overload by increasing in size through the
addition of structural proteins, which defines hypertrophy.
2. Which cellular process is responsible for eliminating damaged
cells without triggering an inflammatory response?
A. Necrosis
B. Apoptosis
C. Metaplasia
D. Hypertrophy
B. Apoptosis
, RATIONALE: Apoptosis is programmed cell death that eliminates
damaged or unwanted cells without releasing cellular contents that
trigger inflammation. Necrosis is unprogrammed cell death that causes
inflammation.
3. Which process results in the movement of water between the
intracellular fluid (ICF) and extracellular fluid (ECF)
compartments?
A. Active transport
B. Facilitated diffusion
C. Osmosis
D. Endocytosis
C. Osmosis
RATIONALE: Osmosis is the movement of water across a
semipermeable membrane from an area of low solute concentration to
high solute concentration to maintain equilibrium between the ICF and
ECF compartments.
4. A patient has a pH of 7.22 and a PaCO₂ of 60 mmHg. This is
characteristic of which acid-base imbalance?
A. Metabolic acidosis
B. Respiratory acidosis
C. Metabolic alkalosis
D. Respiratory alkalosis
B. Respiratory acidosis
RATIONALE: A pH below 7.35 indicates acidosis, and a PaCO₂ above
45 mmHg indicates a respiratory cause (hypoventilation). The elevated
bicarbonate indicates renal compensation.
5. Which type of cell adaptation occurs when the lining of the
esophagus changes from squamous to columnar cells due to
chronic acid reflux?
, A. Atrophy
B. Hyperplasia
C. Metaplasia
D. Dysplasia
C. Metaplasia
RATIONALE: Metaplasia is the reversible replacement of one mature
cell type by another, often as a protective response to chronic irritation.
Barrett's esophagus is a classic example.
6. What is the primary cause of symptoms in pernicious anemia?
A. Iron deficiency
B. Chronic blood loss
C. Lack of intrinsic factor
D. Folic acid deficiency
C. Lack of intrinsic factor
RATIONALE: Intrinsic factor is required for vitamin B₁₂ absorption in
the ileum. Without it, megaloblastic anemia and neurological symptoms
develop.
7. Which electrolyte imbalance is a common cause of flattened T-
waves and the presence of U-waves on an electrocardiogram (EKG)?
A. Hyperkalemia
B. Hypokalemia
C. Hypercalcemia
D. Hyponatremia
B. Hypokalemia
RATIONALE: Low potassium levels delay ventricular repolarization,
leading to flattened T-waves and the appearance of U-waves on EKG.
8. In the inflammatory response, which cells are the "first
responders" that arrive at the site of injury?
