Human Eye Lesson

Multiple Choice

Which of the following is a function of the human eye?

• It allows us to see the world around us

• It helps us digest food

• It pumps blood through the body

• It helps us hear sounds

Multiple Choice

What is the main function of the pupil in the human eye?

• To control how much light enters the eye

• To give the eye its color

• To focus light onto the retina

• To convert light into electrical signals

Multiple Select

Which of the following are functions of the lens in the human eye?

• It changes shape to focus light onto the retina

• It gives the eye its color

• It is located behind the pupil

• It helps with accommodation

Multiple Choice

Which part of the eye contains photoreceptors that convert light into electrical signals?

• Cornea

• Lens

• Retina

• Iris

Open Ended

How does the number of rods and cones in the eye affect our vision in different lighting conditions?

Open Ended

What might happen if the optic nerve was damaged?

Open Ended

Why do you think the sclera is white in humans but not in some animals?

Multiple Choice

Which of the following is NOT a function of the eyelids or eyelashes?

• Protecting the eye from dust and debris

• Spreading tears across the surface of the eye

• Producing tears to keep the eye moist

• Maintaining eye health

Multiple Choice

What is the main function of tear ducts in the human eye?

• To help the eye focus light

• To produce tears that keep the eye moist and clean

• To move the eyeball

• To protect the eye from bright light

Multiple Select

Which of the following are functions of the vitreous humor?

• Helps maintain the eye's shape

• Supports the retina

• Produces tears

• Can change and cause floaters as we age

Open Ended

What is one new thing you learned about the human eye today?

Poll

How confident do you feel about this content?

• Super confident! I get it all

• Pretty confident, I get most things

• Average, I'm unsure about a couple of things

• I don't feel at all confident