Question: A progressive disease that causes loss of vision in the center of an image, while peripheral vision remains intact, is ______.

1. cataracts

2. B. glaucoma

3. C. macular degeneration

4. D. presbyopia

5. E. iritis

6. Answer: C. macular degeneration

7. Question: In which disorder do misaligned or unbalanced eye muscles cause the eyes to appear to be looking in two different directions?

8. A. amblyopia

9. B. presbyopia

10. C. iritis

11. D. astigmatism

12. E. strabismus

13. Answer: E. strabismus

14. Question: With ______, commonly called lazy eye, a child does not use one eye regularly.

15. A. amblyopia

16. B. presbyopia

17. C. iritis

18. D. astigmatism

19. E. strabismus

20. Answer: A. amblyopia

21. Question: A common eye disorder that develops with age and results in the loss of lens elasticity, causing difficulty seeing objects close up, is ______.

22. A. cataracts

23. B. conjunctivitis

24. C. glaucoma

25. D. presbyopia

26. E. myopia

27. Answer: D. presbyopia

28. Question: Cloudy, opaque ares on the lens that prevent light from going through the lens are ______.

29. A. ptosis

30. B. glaucoma

31. C. cataracts

32. D. astigmatism

33. E. strabismus

34. Answer: C. cataracts