Quiz on Eye and Ear

What part of the eye focuses the image on the retina?

• Lens

• Retina

• Iris

• Cornea

Which defect allows a person to see far objects clearly but not close objects?

• Short sight

• Cataract

• Glaucoma

• Long sight

What structure in the ear helps maintain balance?

• Cochlea

• Semi-circular canals

• Ossicles

• Auditory nerve

Which part of the eye controls the amount of light entering?

• Iris

• Cornea

• Lens

• Pupil

What is the range of audibility for the human ear?

• 10 Hz - 15,000 Hz

• 20 Hz - 20,000 Hz

• 30 Hz - 25,000 Hz

• 50 Hz - 10,000 Hz

What type of lens is used to correct long sight?

• Bifocal lens

• Concave lens

• Convex lens

• Cylindrical lens

Which part of the ear vibrates in response to sound waves?

• Cochlea

• Tympanic membrane

• Pinna

• Auditory canal

What is a common eye disease characterized by cloudiness in the lens?

• Hypermetropia

• Myopia

• Cataract

• Glaucoma

Which part of the eye is responsible for detecting light?

• Fovea

• Optic nerve

• Retina

• Sclera

What is the function of the Eustachian tube in the ear?

• Transmits sound to the cochlea

• Vibrates in response to sound

• Maintains pressure on either side of the tympanic membrane

• Directs sound waves to the auditory canal