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Medical Breakthroughs – Organ Transplants, Bioprinting MCQs

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1. Who performed the world’s first successful human heart transplant in 1967?




2. Which organ was the first to be successfully transplanted in humans?




3. In which year was the first successful human kidney transplant performed?




4. What is the biggest challenge in organ transplantation?




5. What is the main function of immunosuppressive drugs in organ transplant recipients?




6. Which organ transplant is considered the most complex and risky?




7. What is the most commonly transplanted organ worldwide?




8. Which country leads in the number of organ transplants performed annually?




9. What does the term "xenotransplantation" refer to?




10. Which animal organ was successfully transplanted into a human in a historic 2022 experiment?




11. What is 3D bioprinting primarily used for in medicine?




12. Which bio-ink component is essential for 3D bioprinting?




13. What is the major advantage of bioprinting organs?




14. What is a scaffold in bioprinting?




15. Which organ is considered the most promising candidate for 3D bioprinting in the near future?




16. What is "tissue engineering"?




17. What type of cells are typically used in bioprinting?




18. Which technology is most commonly used in bioprinting?




19. What is the main limitation of current bioprinting technology?




20. Which of the following is a company involved in 3D bioprinting?




21. What ethical concern is most associated with organ transplants?




22. What body system is most affected by organ rejection?




23. Which part of the organ donor process ensures recipient compatibility?




24. Which term describes using a patient’s own cells to grow a new organ?




25. Which country banned commercial organ trade in 2007?




26. Which printing method is NOT used in bioprinting?




27. What is the source of most organ transplants?




28. Which organ can regenerate and is often transplanted in part?




29. What is the global initiative promoting ethical organ donation called?




30. Which breakthrough allowed longer preservation of transplant organs?




31. What is the purpose of CRISPR in organ transplantation?




32. Which organ is most commonly transplanted from living donors?




33. Which major bioprinting challenge involves connecting tissue to blood vessels?




34. Which advancement could reduce transplant rejection significantly?




35. Which organ transplant has the shortest average survival time post-surgery?




36. What is bioartificial liver used for?




37. Which country recently approved the use of pig kidneys for trials in humans (2024)?




38. How long can a human heart survive outside the body before transplant?




39. What is the goal of regenerative medicine?




40. What is a synthetic organ made entirely by machines and materials called?




41. Which organ transplant can be performed from both living and deceased donors?




42. What material is commonly used in 3D bioprinting scaffolds?




43. What was the first organ grown in a lab and implanted in humans?




44. How are donor organs typically transported?




45. What is the average waiting time for a kidney transplant in many countries?




46. Which organization regulates organ donation and transplantation in the USA?




47. Which technique is used to sterilize bioprinted organs before implantation?




48. What is the role of bioreactors in tissue engineering?




49. What does “decellularization” refer to in bioengineering?




50. Which organ transplant is often used to treat type 1 diabetes?




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