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Across 2. heart 3. gate 8. cut into 9. lung 12. twist 17. development 18. hard 20. self 22. angle at the end of the eyelid 24. marow; spinal cord 26. tongue 27. foot 28. joint 30. branch 31. spinal column 33. finger; toe 35. neck 37. nerve 38. break; burst 39. skull 41. weakness 42. body 45. neck 47. surgical removal 48. surgical repair 50. extremities 52. nail; claw 54. against 55. plate 56. fear

Down 1. rub; friction 2. cell 4. milk 5. covering 6. without; not 7. sac 10. swelling 11. framework of the eyelid 13. mind 14. liver 15. cancer 16. record 19. child 21. ear 23. wounded 24. breast 25. above 29. great toe 32. eyelash 33. tree; branching 34. drug 36. entrance 39. bile 40. finger; toe 43. gland 44. create an opening 46. bladder 49. narrow; contracted 51. odor 53. hernia