Eye/Outer Ear test Review

Front

What is the pupil?

Back

The pupil is the opening in the center of the iris that allows light to enter the eye.

Front

What are the ossicles?

Back

The ossicles are three tiny bones in the middle ear (malleus, incus, and stapes) that help transmit sound vibrations to the inner ear.

Front

What are hair cells?

Back

Hair cells are the sensory receptors located in the organ of Corti within the cochlea of the inner ear that convert sound vibrations into electrical signals.

Front

What is glaucoma?

Back

Glaucoma is a condition characterized by increased ocular pressure that can lead to vision loss, often with mild visual disturbances and little to no pain.

Front

How does the human ear receive sound waves?

Back

The human ear receives sound waves as vibrations and converts them into signals that are processed by the brain.

Front

What is the function of the cornea?

Back

The cornea is the transparent front part of the eye that helps to focus light onto the retina.

Front

What is the role of the optic nerve?

Back

The optic nerve transmits visual information from the retina to the brain.

Front

What is the iris?

Back

The iris is the colored part of the eye that controls the size of the pupil and the amount of light that enters the eye.

Front

What is the eardrum?

Back

The eardrum, or tympanic membrane, is a thin membrane that vibrates in response to sound waves, transmitting these vibrations to the ossicles.

Front

What is astigmatism?

Back

Astigmatism is a common vision condition caused by an irregular shape of the cornea or lens, leading to blurred or distorted vision.