NR 507 Midterm Exam – Advanced Pathophysiology 2026 UPD… 2026 Update • Verified Answers
✓ VERIFIED • 2026 UPDATE • 100% ACCURATE
NR 507 Midterm Exam – Advanced Pathophysiology
2026 UPDATE
Actual Exam Questions & Verified Answers
with Detailed Rationales
Document Type: Exam (Elaborations)
Academic Year:
Total Questions: 50 Multiple Choice
Includes: Correct Answers + Full Rationales
Status: Verified & Updated for 2026
High-quality exam preparation resource.
All answers verified against standard course content.
Exam (Elaborations) • Actual Questions & Rationales Page 1
, NR 507 Midterm Exam – Advanced Pathophysiology 2026 UPD… 2026 Update • Verified Answers
Questions & Verified Answers
1. Which cellular adaptation is characterized by a decrease in cell size?
A. Hypertrophy
B. Hyperplasia
C. Metaplasia
D. Atrophy
Answer: D
Rationale: Atrophy is the shrinkage in cell size due to loss of cell substance, often resulting from decreased workload or
malnutrition.
2. What is the most common cause of cellular injury?
A. Hypoxia
B. Free radicals
C. Chemical agents
D. Infectious agents
Answer: A
Rationale: Hypoxia, or lack of sufficient oxygen, is the most common cause of cellular injury.
3. Which type of necrosis is commonly associated with the brain?
A. Liquefactive necrosis
B. Coagulative necrosis
C. Caseous necrosis
D. Fat necrosis
Answer: A
Rationale: Liquefactive necrosis occurs in the brain because brain cells are rich in digestive enzymes and lipids.
4. Which immunoglobulin is primarily involved in Type I hypersensitivity reactions?
A. IgG
B. IgM
C. IgE
D. IgA
Answer: C
Rationale: IgE binds to mast cells and basophils, triggering the release of histamine in allergic reactions.
5. Which of the following is a symptom of systemic inflammation?
A. Local swelling
B. Fever
C. Redness
D. Pain
Answer: B
Rationale: Fever is a systemic response to inflammation, mediated by pyrogens acting on the hypothalamus.
Exam (Elaborations) • Actual Questions & Rationales Page 2
✓ VERIFIED • 2026 UPDATE • 100% ACCURATE
NR 507 Midterm Exam – Advanced Pathophysiology
2026 UPDATE
Actual Exam Questions & Verified Answers
with Detailed Rationales
Document Type: Exam (Elaborations)
Academic Year:
Total Questions: 50 Multiple Choice
Includes: Correct Answers + Full Rationales
Status: Verified & Updated for 2026
High-quality exam preparation resource.
All answers verified against standard course content.
Exam (Elaborations) • Actual Questions & Rationales Page 1
, NR 507 Midterm Exam – Advanced Pathophysiology 2026 UPD… 2026 Update • Verified Answers
Questions & Verified Answers
1. Which cellular adaptation is characterized by a decrease in cell size?
A. Hypertrophy
B. Hyperplasia
C. Metaplasia
D. Atrophy
Answer: D
Rationale: Atrophy is the shrinkage in cell size due to loss of cell substance, often resulting from decreased workload or
malnutrition.
2. What is the most common cause of cellular injury?
A. Hypoxia
B. Free radicals
C. Chemical agents
D. Infectious agents
Answer: A
Rationale: Hypoxia, or lack of sufficient oxygen, is the most common cause of cellular injury.
3. Which type of necrosis is commonly associated with the brain?
A. Liquefactive necrosis
B. Coagulative necrosis
C. Caseous necrosis
D. Fat necrosis
Answer: A
Rationale: Liquefactive necrosis occurs in the brain because brain cells are rich in digestive enzymes and lipids.
4. Which immunoglobulin is primarily involved in Type I hypersensitivity reactions?
A. IgG
B. IgM
C. IgE
D. IgA
Answer: C
Rationale: IgE binds to mast cells and basophils, triggering the release of histamine in allergic reactions.
5. Which of the following is a symptom of systemic inflammation?
A. Local swelling
B. Fever
C. Redness
D. Pain
Answer: B
Rationale: Fever is a systemic response to inflammation, mediated by pyrogens acting on the hypothalamus.
Exam (Elaborations) • Actual Questions & Rationales Page 2
