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 helps to prevent eye injuries.
What is appropriate safety eyewear
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.
(What is) Diabetic Retinopathy
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
Is also called nearsightedness which is the inability to
accommodate for objects at a distance.
What is Myopia
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
The condition in which a person cannot consistently focus both eyes simultaneously on the same object.
(What is) Strabismus?
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___.
(What are) UV rays and sun glasses.
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
The loss of accommodation associated with age.
(What is) Presbyopia
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.
(What are) 1) Hyperopia 2) Myopia
Is an inflammation or infection of the cornea.
(What is) Keratitis?
Own what you know!
You got this!
(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.
(What are) Rods
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!