An elderly man with normal vision develops cataracts. He is surgicallytreated by removing the lenses of his eyes. What kind of glasses shouldhe wear to compensate for the removal of his lenses?

Why are pure tones used to determine hearing sensitivity ?

After attending a Fourth of July fireworks extravaganza, Millie finds it difficult to hear normal conversation, and her ears keep “ringing.” What is causing her hearing problems?

Describe and explain how structures of the external ear protect the delicate tympanic membrane. You may wish to talk about additional structures from your textbook reading such as ceruminous glands or hairs.

What is the general direction of the cone of light in the ear?

If the eyelid is still present, note its structure and the presence of eyelashes'-What is the function of the eyelid and eyelashes?

How does tritanopia relates to the visible spectrum

The inner ear is divided into 3 parts. Name the three parts and list the main function of each.

A 35-year-old female patient is complaining of pain in her left eye, including the area between the eye and nose with redness and inflammation. The area is sensitive to touch, and there has been a discharge from the medial corner of her eye for a few days. After several weeks of conservative therapy, she is referred to an ophthalmic surgeon for treatment.  what surgical procedure will likely be performed?