KROK Part 1: Complete Guide, Subject-Wise Distribution, and Study Routine

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📌 What is KROK Part 1?

The KROK (Step) exam is a mandatory licensing examination for medical students studying in Ukraine. It is regulated by the Testing Board of the Ministry of Health of Ukraine and is conducted in two stages:

  • KROK Part 1 (typically taken in the 3rd year)
  • KROK Part 2 (taken during the final year of medical school)

KROK Part 1 assesses your basic medical sciences knowledge, which forms the foundation for clinical subjects in later years.


📘 Subjects and Question Distribution in KROK Part 1

Below is the official breakdown of subjects and the number of questions in KROK Part 1:

SubjectNo. of Questions / Marks
Histology, Embryology, and Cytology11 marks
Microbiology, Virology, and Immunology13 questions
Biology17 questions
Pharmacology22 questions
Human Anatomy25 questions
Pathophysiology25 questions
Biological Chemistry29 questions
Pathomorphology31 questions

📝 Total Questions: Approximately 173–175
🕒 Exam Duration: 3 hours (may vary slightly by year)


🗓️ 8-Week KROK Part 1 Study Plan (Suggested)

A well-structured study routine is critical for success. Here’s a sample 8-week plan you can modify:

Weeks 1–2: Basics and Foundations

  • Histology, Embryology, and Cytology (11 marks)
  • Biology (17 questions)

Focus: Basic concepts, cell biology, histological slides
Tools: Flashcards, diagrams, online quizzes


Weeks 3–4: Biomedical Sciences

  • Microbiology, Virology, and Immunology (13 questions)
  • Pharmacology (22 questions)

Focus: Bacterial classification, drug mechanisms, antibiotics
Tools: First Aid KROK notes, question banks


Weeks 5–6: Major Core Subjects

  • Human Anatomy (25 questions)
  • Pathophysiology (25 questions)

Focus: Organ systems, clinical correlations, disease mechanisms
Tools: Kaplan, Snell’s Clinical Anatomy, Rapid Review Path


Weeks 7–8: High-Yield and Practice

  • Biological Chemistry (29 questions)
  • Pathomorphology (31 questions)

Focus: Enzymes, metabolism, lab markers, histopathology
Practice: Full-length mock tests, past papers


📚 Tips to Succeed in KROK Part 1

  • Use Official KROK Banks: Practice from previous KROK questions
  • Focus on High-Yield Topics: Prioritize subjects with more questions
  • Time Management: Practice solving 175 MCQs in 3 hours
  • Group Study: Discuss tough concepts with peers
  • Weekly Self-Assessment: Simulate real-time exams

🎯 KROK Part 1: Why It Matters?

Passing KROK Part 1 is mandatory for progressing to clinical years in Ukrainian medical universities. It also builds your foundation for:

  • KROK Part 2
  • USMLE Step 1
  • PLAB, AMC, or FMGE exams

It’s recognized as a national licensing examination by the Ukrainian Centre for Educational Quality Assessment.


🔗 Useful Resources


💬 Final Thoughts

KROK Part 1 is more than just a hurdle—it’s a stepping stone to becoming a successful medical doctor. With smart preparation and strategic time management, you can ace the exam on your first attempt. Start early, revise consistently, and practice mock questions regularly.