NR 507 Advanced Pathophysiology Final Exam Review 2026 … 2026 Update • Verified Answers
✓ VERIFIED • 2026 UPDATE • 100% ACCURATE
NR 507 Advanced Pathophysiology Final Exam
Review 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 Advanced Pathophysiology Final Exam Review 2026 … 2026 Update • Verified Answers
Questions & Verified Answers
1. Which of the following cellular adaptations is characterized by the replacement of one mature cell type
by another, less mature cell type?
A. Atrophy
B. Metaplasia
C. Hyperplasia
D. Dysplasia
Answer: B
Rationale: Metaplasia is the reversible replacement of one mature cell by another, often as a response to chronic irritation.
2. In the process of apoptosis, what is the primary characteristic that distinguishes it from necrosis?
A. Inflammatory response
B. Programmed cell death without inflammation
C. Cell swelling
D. Passive process caused by injury
Answer: B
Rationale: Apoptosis is a programmed, organized cell death that does not trigger an inflammatory response, unlike
necrosis.
3. Which type of hypersensitivity reaction is mediated by IgE and involves the release of histamine from
mast cells?
A. Type I
B. Type II
C. Type III
D. Type IV
Answer: A
Rationale: Type I hypersensitivity is IgE-mediated and involves immediate allergic reactions such as anaphylaxis.
4. What is the most common cause of cellular injury?
A. Free radicals
B. Chemical agents
C. Hypoxia
D. Genetic factors
Answer: C
Rationale: Hypoxia, or lack of sufficient oxygen, is the single most common cause of cellular injury.
5. Which electrolyte imbalance is most likely to cause Trousseau and Chvostek signs?
A. Hyperkalemia
B. Hypocalcemia
C. Hyponatremia
D. Hypomagnesemia
Answer: B
Rationale: Hypocalcemia increases neuromuscular excitability, leading to signs like Trousseau and Chvostek.
Exam (Elaborations) • Actual Questions & Rationales Page 2
✓ VERIFIED • 2026 UPDATE • 100% ACCURATE
NR 507 Advanced Pathophysiology Final Exam
Review 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 Advanced Pathophysiology Final Exam Review 2026 … 2026 Update • Verified Answers
Questions & Verified Answers
1. Which of the following cellular adaptations is characterized by the replacement of one mature cell type
by another, less mature cell type?
A. Atrophy
B. Metaplasia
C. Hyperplasia
D. Dysplasia
Answer: B
Rationale: Metaplasia is the reversible replacement of one mature cell by another, often as a response to chronic irritation.
2. In the process of apoptosis, what is the primary characteristic that distinguishes it from necrosis?
A. Inflammatory response
B. Programmed cell death without inflammation
C. Cell swelling
D. Passive process caused by injury
Answer: B
Rationale: Apoptosis is a programmed, organized cell death that does not trigger an inflammatory response, unlike
necrosis.
3. Which type of hypersensitivity reaction is mediated by IgE and involves the release of histamine from
mast cells?
A. Type I
B. Type II
C. Type III
D. Type IV
Answer: A
Rationale: Type I hypersensitivity is IgE-mediated and involves immediate allergic reactions such as anaphylaxis.
4. What is the most common cause of cellular injury?
A. Free radicals
B. Chemical agents
C. Hypoxia
D. Genetic factors
Answer: C
Rationale: Hypoxia, or lack of sufficient oxygen, is the single most common cause of cellular injury.
5. Which electrolyte imbalance is most likely to cause Trousseau and Chvostek signs?
A. Hyperkalemia
B. Hypocalcemia
C. Hyponatremia
D. Hypomagnesemia
Answer: B
Rationale: Hypocalcemia increases neuromuscular excitability, leading to signs like Trousseau and Chvostek.
Exam (Elaborations) • Actual Questions & Rationales Page 2
