WorksheetsEye Parts and Functions
Total questions: 20
Worksheet time: 29mins
What is the name of part 1?
(a)
What is the name of part 4?
(a)
What is the name of part 5?
(a)
What is the name of part 7?
(a)
What is the name of part 10?
(a)
What is the name of the bluish green part surrounding the pupil?
(a)
Which two parts control the amount of light entering your eye?
lens and cornea
cornea and pupil
pupil and iris
retina and optic nerve
Which two parts refract light entering your eye?
lens and cornea
cornea and pupil
pupil and iris
retina and optic nerve
Which eye part contains rods and cones to help us see in dim light and color?
Sclera
Lens
Cornea
Retina
Which eye part carries the electrical signal from the retina to the brain so you can interpret the image?
(a)
What is the most common form of blindness in people over the age of 40?
cancer
glaucoma
pink eye
cataracts
What happens to the lens in your eye when you focus on something distant?
The lens stays the same shape
The lens becomes wider in the middle
The lens becomes more flattened
The lens becomes softer
"Floaters" can occur in your eye when the consistency of the _________ __________ changes and parts of it tear away.
(a)
When the consistency of the vitreous humor changes, it could cause your (a) to tear or detach.
What is it called when light rays converge and focus on the retina?
nearsightedness
Farsightedness
Normal Vision
Blindness
What is it called when light rays converge beyond the retina (eyeball is too short?)
Normal Vision
Nearsightedness
Blindness
Farsightedness
What is it called when light rays converge too soon before they reach the retina? (Eyeball is too long.)
Blindness
Nearsightedness
Farsightedness
Normal Vision
The eye operates very similar to the way a _________works.
Telescope
Microscope
Stethoscope
Camera
Which pupil represents someone who is in a dim or dark setting?
A
B
What causes optical illusions?
The lens
The retina
The brain
The optic nerve
