chapter 11 homework

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The middle ear is connected by means of the _______________ to the throat.

eustachian tube

______________ are the peripheral nerve endings of sensory nerves that respond to stimuli.

receptor

A stimulus is anything the body is able to detect by means of its _____________

receptors

For additional protection, the outside of the eye is covered with tough, white fibrous tissue called the ___________

sclera

The outside of the eye is covered with a tough membrane called the:

sclera

Glaucoma is a disease associated with intraocular eye pressure (IOP) and atrophy of the optic nerve.

Glaucoma

Nasal polyps are:

a. benign growths in the nose.

The form of retinopathy that results from juvenile or adult diabetes is known as:

a. vascular.

When the ciliary body focuses the lens for near or far vision, it is known as:

b. accommodation.

The amount of light entering the eye is controlled by the muscles of the:

b. iris.

The middle ear contains the:

b. malleus, incus, and stapes.

Which of the following is NOT an acuity test used for vision?

c. Audiometry

__________________ is a disease that affects the macula, the small central point of light-sensing retina in the back of the eye.

Age-Related Macular Degeneration

The condition characterized by severe vertigo is known as:

d. Ménière's disease

Glaucoma is the result of:

d. increased intraocular pressure.

Meniere's disease is characterized by:

d. ringing in the ears and vertigo.

When a cataract develops:

d. the lens becomes cloudy.

Oral cancer may be caused by:

d. use of chewing tobacco and snuff and alcohol.


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