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Across 1. Common term for all-trans retinol 3. Location of smallest receptive fields 8. Xanthophyll macular pigment in plexiform layers 10. Actor who plays Red 14. Xanthophyll macular pigment in plexiform layers 15. This 1994 film is featured in this crossword 16. Name of process that turns light into nerve impulse 19. Photoreceptor neurotransmitter 23. Character imprisoned for killing his wife and her lover 25. Myelin making CNS correlate of a Schwann cell 27. Character who narrates the movie 28. Samuel Norton's position 30. Abnormal increase in number of cells 32. Actor who plays Andy 33. Inactive chromophore isomer 35. Quick but minimal dark adaptation mechanism 36. Protagonist's GED student, ordered killed by the warden 38. Layer where dot, blot hemorrhages reside 40. Vision in bright light 41. Protagonist's pre-incarceration profession 42. Photopigment protein

Down 2. Activated chromophore isomer 3. Retinal capillary desert 4. Most scarce of the three cone types 5. Peripheral retinal "wiring" 6. Author of novella that inspired the movie 7. Portion of optic nerve seen with ophthalmoscope 9. Sundown shift toward blue 11. Describes similarity of organization of optic nerve and retina 12. Layer of elongated OPL named for this person 13. Rod vision 17. From inner to outer, the retinal layers not at foveola (abbr.) 18. This "membrane" shines in the young 20. State where eponymous prison is located 21. Important rod G protein 22. A person with this color vision defect has only two cone types 24. Layer of flame-shaped hemorrhages 26. Abnormal increase in size of cells 29. Photoreceptor photopigment 31. First retinal neuron to initiate true action potential 34. Director Frank 37. Country where main characters are reunited 39. Important site of photopigment regeneration (abbr.)