CE Test Questions
Embryonic Eye Development (ABO and NCLE approved)

Exam Questions
1. The crystalline lens forms from the:

    A. Ectoderm
    B. Endoderm
    C. Mesoderm
    D. Neural field
2. The cornea becomes transparent:

    A. As soon as it originates
    B. After birth
    C. In the seventh month
    D. In the third month
3. Tears develop in the lacrimal glands:

    A. At six weeks gestation
    B. At three months gestation
    C. In the eight month of gestation
    D. Three months after birth
4. Babies born prematurely need:

    A. Eye protection because of an immature pupillary reflex
    B. Visual stimulation to develop the visual pathways
    C. Exercises to develop the blink reflex
    D. To look at objects less than 8 inches away
5. The neural cells of the retina develop:

    A. From all three embryonic layers
    B. Before all other eye structures
    C. From a single embryonic layer
    D. After the neural connections between the eye and the brain have developed
6. The embryonic layers are:

    A. Exoskeleton, skeleton and endoskeleton
    B. Ectoderm, mesoderm and endoderm
    C. Choroid, endothelium and neural layer
    D. Blastula, embryo and fetus
7. The eyelids begin to develop at eight weeks and:

    A. Remain open to promote visual stimulation
    B. Fuse closed to protect developing eye structures
    C. Are immediately capable of blink reflex
    D. Separate in the third month
8. The development of the connection between the retina and the brain during gestation is partially dependent on:

    A. Visual stimulation
    B. Endoderm development
    C. Crystalline lens development
    D. REM and sleep patterns
9. Complete maturation of the eye after birth may not be complete for:

    A. Three months
    B. One year
    C. Six months
    D. Nine months
10. Emmetropization is the process by which:

    A. Color perception develops
    B. Stereopsis develops
    C. Visual acuity improves during the first six months after birth
    D. Hyperopia increases
11. From birth to 1 year of age, keratometry readings:

    A. Flatten
    B. Steepen
    C. Show little change
    D. Indicate oblique astigmatism
12. The most common refractive error at birth is:

    A. Myopia
    B. Emmetropia
    C. Amblyopia
    D. Hyperopia
13. The most common treatable cause of childhood blindness is:

    A. ROP
    B. Strabismus
    C. Congenital cataract
    D. Amblyopia
14. ROP is usually accompanied by:

    A. High hyperopia
    B. High myopia
    C. Scotopic vision
    D. Emmetropia
15. Early levels of high hyperopia may not be treated immediately because:

    A. It may interfere with emmetropization
    B. It is accompanied by against the rule astigmatism
    C. Treatment is ineffective
    D. Infants cannot tolerate corrective lenses
16. Misalignment of an infant's eyes is normal up to:

    A. One year of age
    B. Two years of age
    C. Six months of age
    D. Four months of age
17. The origin of the optic nerve is:

    A. The ectoderm
    B. The optic stalk
    C. The visual cortex
    D. The keratocytes
18. The sclera develops from embryonic tissue which:

    A. Prevents the formation of blood vessels
    B. Extends the refractive power of the cornea
    C. Prevents pigmentation
    D. Allows the formation of blood vessels
19. The cornea forms from the:

    A. Endoderm
    B. Neural crest cells in the anterior chamber
    C. Ectoderm cells covering the lens
    D. Mesoderm
20. Untreated strabismus may lead to:

    A. Amblyopia
    B. Nystagmus
    C. Irregular astigmatism
    D. Hyperopia

Evaluation Questions

21. In questions 21-25 please rate the effectiveness of how well each course met the stated learning objectives: Met the stated learning objectives?

    A. Excellent
    B. Very Good
    C. Good
    D. Fair
    E. Poor
22. Avoided commercial bias/influence?

    A. Excellent
    B. Very Good
    C. Good
    D. Fair
    E. Poor
23. How would you rate the overall quality of the material presented?

    A. Excellent
    B. Very Good
    C. Good
    D. Fair
    E. Poor
24. How were you directed to this course?

    A. 2020mag.com
    B. OAA Website
    C. NYSSO Website
    D. Ohio Opticians Website
    E. Other
25. Please describe the office in which you work.

    A. Independent Optician
    B. Independent Optometry
    C. Chain retail
    D. HMO/Military/Other
26. Comments on this program: