National Certification Organization
for Opticians
ABO American Board of Opticianry Advanced Certification
Examination
ABOAC Advanced ABO Certification Examination
Course Title and Number: ABO Advanced Certification Exam
Exam Title: Certification Exam
Exam Date: Exam 2025- 2026
Instructor: ____ [Insert Instructor’s Name] _______
Student Name: ___ [Insert Student’s Name] _____
Student ID: ____ [Insert Student ID] _____________
Examination
Time: - ____ Hours: ___ Minutes
Instructions:
1. Read each question carefully.
2. Answer all questions.
3. Use the provided answer sheet to mark your responses.
4. Ensure all answers are final before submitting the exam.
5. Please answer each question below and click Submit when you have completed
the Exam.
6. This test has a time limit, The test will save and submit automatically when the
time expires
7. This is Exam which will assess your knowledge on the course Learning
Resources.
Good Luck!
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ABOAC Advanced ABO Certification Exam Study Guide
Questions and Answers | 100% Pass Guaranteed |
Graded A+ |
2025- 2026
ABO American Board of Opticianry
ABOAC Advanced ABO Certification Examination
Read All Instructions Carefully and Answer All the
Questions Correctly Good Luck: -
1. Different refractive powers in each eye, different
signs.: Antimetropia
2. What are the causes of missing or weak antigens?:
1) Weak subgroup of A or B
3.Loss of transferase in acute leukemia
4.Massive transfusion of Group O blood
5.Bone marrow transplant
6. How are missing or weak antigens resolved?: 1)
Incubate front type at RT for 15 minutes
7.Use Anti-A,B
8. Look at transfusion history or history of BM
transplant
9.Perform specialized test like an adsorption, elution,
or secretor studies
10. What are causes of missing or weak antibodies?:
1) Old age
11. Immunocompromised
12. BM transplant
13. Chemotherapy or radiation therapy
14. Newborn
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15. The refractive condition that exists when
accommodation is relaxed; parallel light rays
entering the eye do not focus on the retina, general
refractive error: Ammetropia
16. When light lands on the eye where it's supposed to:
emmetropia
17. The crystalline lens can adjust power by how
much?: 8%
18. The boney orbit has how many bones?: 7
19. oil glands found in the upper and lower edges
of the eyelids that help lubricate the eye, produce
the lipid layer: meibomian glands
20. Produces the mucoid layer: goblet cells
21. the main interior portion of the eye, filled with
vitreous humor, largest chamber, gives nutrients
to the retina: Vitreous Chamber
22. 1.33 R, pressure of 15-18, contained in the
anterior and posterior cham- ber: aqueous humor
23. space between the back of the iris and the front of
the vitreous chamber; filled with aqueous humor:
Posterior chamber
24. Area behind the cornea and in front of the
lens and iris. It contains aqueous humor.:
anterior chamber
25. Back of the retina: fundus
26. retinal receptor cells that are concentrated near
the center of the retina and that function in daylight
or in well-lit conditions. The cones detect fine
detail and give rise to color sensations, 6 million:
Cones
27. retinal receptors that detect black, white, and
gray; necessary for periph- eral and twilight vision,
when cones don't respond. 120 million: Rods
28. the light-sensitive inner surface of the eye,
containing the receptor rods and cones plus layers
of neurons that begin the processing of visual
informa- tion: Retina
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for Opticians
ABO American Board of Opticianry Advanced Certification
Examination
ABOAC Advanced ABO Certification Examination
Course Title and Number: ABO Advanced Certification Exam
Exam Title: Certification Exam
Exam Date: Exam 2025- 2026
Instructor: ____ [Insert Instructor’s Name] _______
Student Name: ___ [Insert Student’s Name] _____
Student ID: ____ [Insert Student ID] _____________
Examination
Time: - ____ Hours: ___ Minutes
Instructions:
1. Read each question carefully.
2. Answer all questions.
3. Use the provided answer sheet to mark your responses.
4. Ensure all answers are final before submitting the exam.
5. Please answer each question below and click Submit when you have completed
the Exam.
6. This test has a time limit, The test will save and submit automatically when the
time expires
7. This is Exam which will assess your knowledge on the course Learning
Resources.
Good Luck!
, For Inquiries🤔 about This or 📑Any Other Exam
📱Hit Me UP__ Inbox Open 24/7 – 365 …...!!!!
💬 Chat with us here: 📧
Ctrl + Click Here To ✅ORDER NOW ✅ Follow Link
✅ ORDER NOW ✅ 🎓 TO GET INSTANT EXPERT HELP 🎓 ✅ ORDER NOW
✅
ABOAC Advanced ABO Certification Exam Study Guide
Questions and Answers | 100% Pass Guaranteed |
Graded A+ |
2025- 2026
ABO American Board of Opticianry
ABOAC Advanced ABO Certification Examination
Read All Instructions Carefully and Answer All the
Questions Correctly Good Luck: -
1. Different refractive powers in each eye, different
signs.: Antimetropia
2. What are the causes of missing or weak antigens?:
1) Weak subgroup of A or B
3.Loss of transferase in acute leukemia
4.Massive transfusion of Group O blood
5.Bone marrow transplant
6. How are missing or weak antigens resolved?: 1)
Incubate front type at RT for 15 minutes
7.Use Anti-A,B
8. Look at transfusion history or history of BM
transplant
9.Perform specialized test like an adsorption, elution,
or secretor studies
10. What are causes of missing or weak antibodies?:
1) Old age
11. Immunocompromised
12. BM transplant
13. Chemotherapy or radiation therapy
14. Newborn
Need Writing 📝Help? We've Got You Covered! ✍️
100% NO A I or Plagiarism Guaranteed🎯
💬 Chat with us here: 📧
, For Inquiries🤔 about This or 📑Any Other Exam
📱Hit Me UP__ Inbox Open 24/7 – 365 …...!!!!
💬 Chat with us here: 📧
15. The refractive condition that exists when
accommodation is relaxed; parallel light rays
entering the eye do not focus on the retina, general
refractive error: Ammetropia
16. When light lands on the eye where it's supposed to:
emmetropia
17. The crystalline lens can adjust power by how
much?: 8%
18. The boney orbit has how many bones?: 7
19. oil glands found in the upper and lower edges
of the eyelids that help lubricate the eye, produce
the lipid layer: meibomian glands
20. Produces the mucoid layer: goblet cells
21. the main interior portion of the eye, filled with
vitreous humor, largest chamber, gives nutrients
to the retina: Vitreous Chamber
22. 1.33 R, pressure of 15-18, contained in the
anterior and posterior cham- ber: aqueous humor
23. space between the back of the iris and the front of
the vitreous chamber; filled with aqueous humor:
Posterior chamber
24. Area behind the cornea and in front of the
lens and iris. It contains aqueous humor.:
anterior chamber
25. Back of the retina: fundus
26. retinal receptor cells that are concentrated near
the center of the retina and that function in daylight
or in well-lit conditions. The cones detect fine
detail and give rise to color sensations, 6 million:
Cones
27. retinal receptors that detect black, white, and
gray; necessary for periph- eral and twilight vision,
when cones don't respond. 120 million: Rods
28. the light-sensitive inner surface of the eye,
containing the receptor rods and cones plus layers
of neurons that begin the processing of visual
informa- tion: Retina
Need Writing 📝Help? We've Got You Covered! ✍️
100% NO A I or Plagiarism Guaranteed🎯
💬 Chat with us here: 📧
