Podcast
Questions and Answers
What is the function of the cornea in the eye?
What is the function of the cornea in the eye?
- It surrounds the eyeball and protects it from damage
- It produces tears to moisten the surface of the eye
- It provides nutrition to the space between cornea and lens
- It bends light entering the eye by refraction and is responsible for 2/3 of the focusing of light onto the retina (correct)
Where is the conjunctiva located?
Where is the conjunctiva located?
- It is located at the front of the eye, in front of the iris, pupil, and lens
- It surrounds the eyeball and protects it from damage
- It is a mucus membrane that covers the cornea
- It covers the eye and lines eyelids to keep them moist and lubricated (correct)
What is the function of tear ducts and glands in the eye?
What is the function of tear ducts and glands in the eye?
- To protect the eye from damage by blinking reflexes
- To produce a watery fluid that fills the space between cornea and lens
- To produce a thin layer of tears that spread over the surface of the cornea at each blink (correct)
- To provide nutrition to the space between cornea and lens
What happens to excess fluid produced by tear glands?
What happens to excess fluid produced by tear glands?
What is the function of aqueous humour in the eye?
What is the function of aqueous humour in the eye?
How does the sclera protect the eyeball?
How does the sclera protect the eyeball?
What is the function of vitreous humour in the eye?
What is the function of vitreous humour in the eye?
Which part of the eye contracts to widen the pupil in dark environments?
Which part of the eye contracts to widen the pupil in dark environments?
What is the purpose of the suspensory ligaments in the eye?
What is the purpose of the suspensory ligaments in the eye?
In which part of the eye are cones concentrated?
In which part of the eye are cones concentrated?
What is the function of rods in the eye?
What is the function of rods in the eye?
Which part of the ear is responsible for maintaining balance?
Which part of the ear is responsible for maintaining balance?
What is the role of the eustachian tube in the ear?
What is the role of the eustachian tube in the ear?
Which structure in the eye contains light-sensitive cells connected to nerve cells?
Which structure in the eye contains light-sensitive cells connected to nerve cells?
What is the function of the iris in the eye?
What is the function of the iris in the eye?
Which part of the eye is responsible for carrying out the final focusing of light after it passes through the cornea?
Which part of the eye is responsible for carrying out the final focusing of light after it passes through the cornea?
