Serious Quizzes - How well do you know your eyes?
Wednesday 09 March 2022The eyes, as we are so often told, are the windows to the soul - but what are those windows made of? And how do they work? Some of these questions, and more, will be answered.
Let’s see (har-har) how much you know.
[Scroll to the bottom to find out the answers]
Practice Question:
What do you call a deer with no eyes?
a. I’m confused - I thought this was a quiz about ocular biology
b. No idea
c. This is a very silly way to start a quiz
Question 1:
What is the most common eye colour across the world?
a. Blue
b. Brown
c. Hazel
Question 2:
Cataracts affect our ability to see clearly. On which part of the eye do they form?
a. The lens
b. The retina
c. The optic nerve
Question 3:
What are the two main categories of photo-receptor cells?
a. Rods and Lavers
b. Ridges and Troughs
c. Rods and Cones
Question 4:
The lens is controlled by a muscle which allows it to change shape. What is this muscle called?
a. Gluteus lensimus
b. Optic anterior choroid
c. Ciliary muscle
Question 5:
What is the term for having eyes of different colours?
a. Dis-assorted ocular pigmentation disorder
b. Heterochromia
c. Bi-colour Vexilollogy
Question 6:
Which part of the eye is responsible for its colour?
a. Iris
b. Optic Disc
c. Pupil
Question 7:
Small yellow deposits which form under the retina due to Dry-AMD are called what?
a. Crow’s feet
b. Drusen
c. Aqueous cysts
Question 8:
What is the white of the eye called?
a. Optic surfature
b. Outer stereoptic layer
c. Sclera
Question 9:
Glaucoma is primarily caused by an increase in what?
a. Pressure
b. White blood cells
c. Chloroptic Stoma
Question 10
The optic nerve is connected to the back of the eye, via the retina. This means there is a small space from which light is blocked, and vision is obscured slightly. What is this area called?
a. Reagan’s fiscal policy
b. Wormhole
c. Blindspot
Check your answers below and tell us what your score was out of ten. See if you can beat our office average of 6.
Answer 1
b) Brown
Between 55% and 79% of the world’s population has brown eyes.
Answer 2
a) The lens
Answer 3
c) Rods and Cones
Cones help you to see colours, while rods help you to see lights and darks.
Answer 4
c) Ciliary muscle
Answer 5
b) Heterochromia
Less than 1% of people have heterochromia
Answer 6
a) Iris
The iris is the pigmented tissue which gives eyes their apparent colour. It is also involved in the opening and closing of the pupil.
Answer 7
b) Drusen
Answer 8
c) Sclera
Answer 9
a) Pressure
Answer 10
c) Blindspot
Comments
Post a comment…
A Serious Blog
News and views from around the world on lighting, eyecare and eye conditions.
Twitter: @seriousreaders
Facebook:facebook.com/seriousreaders
Recent posts
- The importance of daylight and benefit of natural light indoors
- The ultimate guide to the clock change – get prepared for the biannual time shift
- What is Blue Light and how Blue Light can affect you
- Why is it so challenging to treat dry-eye?
- Living with Glaucoma: National Eye Health Week
Share your email address and we will keep you up to date as we learn more about light and offer you the best deals.