Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards

Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Chapter 8 quiz 1

Accommodation Ability to focus for close vision
Accommodation pupillary reflex reflex constriction of the pupils when viewing close objects
astigmatism blurred vision, resulting from unequal curvatures of the lens or cornea
Cataract clouding of the lens resulting in loss of sight
convergence medial movement of the eyes during focusing on close objects
Emmetropia normal vision
Glaucoma condition of increasing pressure inside the eye, resulting from blocked drainage of aqueous humore
hyperopia inability to focus well on close objects; farsightedness
myopia nearsightedness
night blindness inability to see well in the dark; often a result of vitamin A deficiency
Photopupillary reflex reflex constriction of pupils when they are exposed to bright light
refraction light bending
aqueous humor fluid in the anterior segment that provides nutrients to the lens and cornea
sclera the "white" of the eye
optic disk area of retina that lacks photoreceptors
retina layer containg the rods and cones
vitreous humor gel-like substance that helps to reinforce the eyeball
choroid nutritive (vascular) layer of the eye
Cornea most anterior part of the sclera- your window world
iris pigmented "diaphragm" of the eye
Created by: RobertVoje