🏥 USMLE Exam Prep

A pathologist observes cells under a microscope showing cytoplasmic eosinophilia, nuclear pyknosis, karyorrhexis, and karyolysis. These findings are most consistent with which cellular process?

A Apoptosis
B Hyperplasia
C Necrosis
D Metaplasia

✓ Correct Answer: Option C

Cytoplasmic eosinophilia, nuclear pyknosis (shrinkage), karyorrhexis (fragmentation), and karyolysis (dissolution) are classic morphological changes observed in cells undergoing necrosis, indicating irreversible cell injury and death.

💡 Why is C) the correct answer?

The correct answer to the question "A pathologist observes cells under a microscope showing cytoplasmic eosinophilia, nuclear pyknosis, karyorrhexis, and karyolysis. These findings are most consistent with which cellular process?" is Option C: Necrosis.

The other options — A) Apoptosis, B) Hyperplasia, D) Metaplasia — are incorrect for this USMLE Exam Prep question. As explained above: Cytoplasmic eosinophilia, nuclear pyknosis (shrinkage), karyorrhexis (fragmentation), and karyolysis (dissolution) are classic morphological changes observed in cells undergoing necrosis, indicating …

📚 About This USMLE Exam Prep Practice Question

This 3-level USMLE Exam Prep question from the Step 1 – Basic Sciences topic is part of BrainForge Quiz's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.

How to use this page: Read the question above, consider all four options (A through D), then check the highlighted correct answer and explanation. For active timed practice, start a free USMLE Exam Prep practice test or use flashcards for spaced repetition review.

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