Sight - The Eye (Leaving Cert Biology): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
ShowHide
Practise the questions
12 questions from this quiz
What type of cells in the retina detect colour?
What type of cells in the retina detect colour?
Cones
What type of cells are found in the fovea?
What type of cells are found in the fovea?
Only cones
Why is the blind spot unable to detect images?
Why is the blind spot unable to detect images?
It has no rods or cones
What is the function of the choroid's dark colour?
What is the function of the choroid's dark colour?
To absorb light preventing reflection
What happens to the pupil in bright light?
What happens to the pupil in bright light?
It contracts
What happens to the pupil in dim light?
What happens to the pupil in dim light?
It dilates
What can a person with long sight see clearly?
What can a person with long sight see clearly?
Distant objects only
What type of lens corrects long sight?
What type of lens corrects long sight?
Convex lens
What causes short sight?
What causes short sight?
Eyeball too long
What type of lens corrects short sight?
What type of lens corrects short sight?
Concave lens
What is the process of changing the focus of the eye called?
What is the process of changing the focus of the eye called?
Accommodation
How does the image appear on the retina?
How does the image appear on the retina?
Upside down