Chapter 12 Review Light and Vision. Category: The Eye Give the name and function of the eye part indicated by #3 (the thin layer between #1 and #2). 1.

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Presentation transcript:

Chapter 12 Review Light and Vision

Category: The Eye Give the name and function of the eye part indicated by #3 (the thin layer between #1 and #2)

What are the secondary light colours? Category: Colour Vision

What makes the pupil smaller or bigger? Why? 4 Category: The Eye

Which of the following can be corrected using laser eye surgery: myopia, hyperopia, astigmatism, presbyopia? 5 Category: Vision and Vision Problems

What does it mean if someone has myopia? 6 Category: Vision and Vision Problems

What is the name of the jelly-like substance that fills the eye between the lens and retina and what is its function? 7 Category: The Eye

What is a blind spot? 8 Category: The Eye

Explain what changes occur in the eye when you enter a dark room after being out in the bright sunshine.

What is the complementary light colour of magenta? Category: Colour Vision

What is normal vision? What is 20/50 vision? What is 20/15 vision? 11 Category: Vision and Vision Problems

Name one reason why a person might have myopia. Where is the clear image formed in a myopic eye? 12 Category: Vision and Vision Problems

When you combine all three primary colours, what is produced? 13 Category: Colour Vision

Category: The Eye What is the name and function of the fluid found between the cornea and lens?

Why is a convex lens used to correct hyperopia? 15 Category: Vision and Vision Problems

What colour of light would be created if blue light overlaps with green light? Category: Colour Vision

What is the difference between LASIK and PRK laser eye surgery? Category: Vision and Vision Problems

What three colours are the cones in your retina sensitive to? Category: Colour Vision

What chart is used to compare a person’s vision with normal vision? 19 Category: Vision and Vision Problems

Why do people start to suffer from presbyopia later on in life? 20 Category: Vision and Vision Problems

What is the purpose of the sclera? 21 Category: The Eye

What are complementary light colours? Category: Colour Vision

Where is the image produced in the eye and what is its attitude and type? 23 Category: The Eye

What two eye parts are mainly responsible for focusing light onto the retina? Which of the two does about 80% of the refraction? 24 Category: The Eye

What colour do we see when light containing only red and green wavelengths enters our eyes? Category: Colour Vision

What colour would you see if an equal number of red and blue cones in your eyes were activated? Category: Colour Vision

What is the complementary light colour of blue? Category: Colour Vision

Category: The Eye Give the name and function of the eye part indicated by #

What refractive vision problem is often caused by the eye being too short? Where is the clear image formed in this case? 29 Category: Vision and Vision Problems

Explain how you focus on distant objects. Include how light rays are entering the eyes. 30 Category: The Eye

Explain what you would see if you looked at a bright red circle for a long time then looked at a white surface. Why? Category: Colour Vision

What is astigmatism and what causes it? 32 Category: Vision and Vision Problems

What does it mean if someone has a refractive vision problem? 33 Category: Vision and Vision Problems

What is red-green colour blindness and why does it occur? Category: Colour Vision

Category: The Eye Give the name and function of the eye part indicated by #

Explain how you focus on nearby objects. Include how light rays are entering the eyes. 36 Category: The Eye

What type of lens is used to correct myopia? Why? 37 Category: Vision and Vision Problems

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