Anatomy and Functions of the Eye

The video tutorial introduces the human eye as a vital sense organ, explaining both its external and internal structures. It covers the functions of various parts, such as the cornea, iris, pupil, lens, retina, and optic nerve, and how they contribute to vision. The tutorial also discusses the role of rod and cone cells in light perception and color vision. The video concludes with a prompt for a quiz and information about the next lesson.

What is the primary function of our eyes?

• To smell scents

• To taste food

• To hear sounds

• To provide vision

Which part of the eye is not directly part of the eye but helps protect it from moisture?

• Eyelashes

• Iris

• Eyebrows

• Eyelids

What is the function of the pupil in the eye?

• To produce tears

• To regulate light entry

• To change eye color

• To protect from dust

Which part of the eye is a transparent convex cover?

• Cornea

• Lens

• Sclera

• Choroid

Which part of the eye is responsible for focusing light onto the retina?

• Sclera

• Lens

• Iris

• Cornea

What is the function of the ciliary muscle?

• To transmit images to the brain

• To produce tears

• To change the shape of the lens

• To protect the eye from dust

Which layer of the eye is known as the 'white of the eye'?

• Sclera

• Retina

• Choroid

• Cornea

What is the role of rod cells in the retina?

• To transmit images to the brain

• To work in dim light

• To sense bright light

• To detect color

What fills the space between the lens and the retina?

• Sclera

• Vitreous humor

• Aqueous humor

• Choroid

What is the function of the optic nerve?

• To change the shape of the lens

• To transmit images to the brain

• To focus light onto the retina

• To regulate the amount of light entering the eye