Save
Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


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.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't know (0)
Remaining cards (0)
Know (0)
0:00
share
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

U3L6 Science

QuestionAnswer
Eyes convert what to let us see The part of the electromagnetic spectrum that humans can see
How can you see light It enters through our pupil,then to the lenses at the front of our eyes. It then travels through the vitreous fluid and then hits our retina, and then is transmitted to the vision centres of the brain
the function of the iris It controls the size of the pupil allowing more light to enter
the function of the lens in an eye They refract light then bend the light so then it hits the retina
Which structure is responsible for colour vision Cones
Laser eye surgery involves using precise lasers to Reshape the cornea
Which structure is responsible for black and white vision Rods
The thin layer at the front of the eye is called The cornea
The hole in an eye that allows light to enter is called The pupil
What detects light that enters your eye The retina
When the retina is stimulated how does it send messages to the brain By getting the optic nerve to pass messages to the brain
What happens when a pupil dilates It grows larger allowing more light to enter the eye
What is the function of the ciliary muscles They relax and contract to shorten and lengthen the lens, respectively
Created by: MUFU
 

 



Voices

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:
Retries:
restart all cards