Parts of the Eye
_____ is a transparent part of the eye that acts as the eye's outermost lens and accounts for 2/3 of the optic power of the eye. This layer is also protective and can sometimes be damaged.
This % of eye injuries are preventable by using appropriate safety eyewear
(What is) 90%
This is a disease caused by high blood sugar in the body that damages the tiny blood vessels in the back of the eye (retina). At the beginning there is bluriness, floaters, and dark spots of vision, trouble seeing colors, but you can become blind.
This is the name of the photoreceptor cell that is used to see color.
(What are) Cones
Take 10 big deep breaths in.
Nice work!
This is the colored part of your eye (brown, green, blue, grey, hazel) that regulates the amount of light being let into your eye. It does through adjusting the size of your pupil and also through pigmentation.
(What is) Iris
This is the color light that is emitted by our computers and electronics we want to protect our eyes from so that it doesn't disturb our sleep.
(What is) Blue Light
This is a common disease that usually happens as we age where the normally clear lens of the eye gets cloudy and makes it hard to see .
(What are) Cataracts
Our cone cells are sensitive to this many separate colors. But, the combination of amounts of these pigments allows us to see any color. This is similar to how a printer works, we don't have to put every color ink into the printer to print a rainbow.
(What is) 3 opsin pigments. They are Blue, Green, and Red.
Close your eyes and count to 10
Awesome!
This is located toward the back of the eye and is where our photoreceptor cells are. Without this we would not be able to see light or color.
(What is) Retina
___ can hurt your eyes by causing many different diseases like eye cancer, cataracts, sunburned eyes, or growths on or near the eye. You can protect yourself by wearing these___.
This is one of the leading causes of blindness in people over the age of 60. It is caused by high pressure in your eye. Your eye doctor should test for this at your appointment.
(What is) Glaucoma
This is the photoreceptor cell we use to see light versus dark. It uses the photosensitive pigment called Rhodopsin.
(What are) Rods
Stretch your arms up to the sky 5 times
Nice!
This is the part of the retina that has the highest acuity.
(What is) Fovea
This amount of skin cancer occurs on our eyelids. And 90% of premature aging happens around our eyes and is caused by the sun.
(What is) Skin Cancer
Bonus double question: 1) In this condition people can only see things that are far away and things that are near appear blurry. 2) In this condition people can only see things that are nearby and things that are at a distance are blurry.
Rhodopsin is a special molecule that helps us in our vision pathways. It is made from Vitamin __ so if we don't have this vitamin in our diet we can develop "night blindness"
(What is) Vitamin A
Do 10 jumping jacks
(What is) Blind Spot
You should do these things with your contacts before getting in a pool, shower, or going to bed to prevent infections.
(what is ) Take them out and clean them with contact lens solution
This is a disease where you get an infection/inflammation of the mucous membrane that lines your eye and eye lid and it makes the eye red.
(What is) Conjunctivitis
This is also known as Pink eye. ( Allergies, Viral, Bacterial)
This is the only type of photoreceptor cells we use in the dark.
This is because they are so much more sensitive than Cones.
Stand up and lean over and stretch that awesome body of yours!
Good work!