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.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

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.
Didn't know it?
click below
Knew it?
click below
Don't know
Remaining cards (0)
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

Sight and Hearing

Cornea The clear tissue that covers the front of the eye
Pupil The opening through which light enters the eye
Iris The circular structure that surrounds the pupil and regulates the amount of light entering the eye
Lens A curved piece of glass or other transparent material that is used to refract light; the flexible structure that focuses light that has entered the eye
Retina A sheet of light sensitive cells at the back o the eye on on which an image is focused
Rods Receptor cells in the eye that work best in dim light and enable you to see black white and gray
Cones Receptor cells in the eye that work best on bright light and enable you to see color
Optic Nerve The short, thick nerve in the eye through which rods and cones send electrical impulses to the brain
Eardrum The membrane that separates the outer ear from the middle ear, and that vibrates when sound waves strike it
Hammer A small bone in the middle ear that transmits vibrations from the eardrum to the anvil; also called the " mallenus "
Anvil A small bone in the middle ear that transmits vibrations from the hammer to the stirrup; also call the " incus "
Stirrup A small bone in the middle ear that transmits vibrations from the anvil to a membrane of the inner ear; also called the " stapes "
Cochlea A snail shaped tube in the inner ear that is lined with receptor cells that respond to sound
Semicircular Canals Structures in the inner ear that are responsible for the sense of balance
Created by: FuntomFive



Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!

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