Chapter 43

Question 1

Is a branch of medicine specializing in the anatomy, function, and disease of the eye.

Answer 1

Ophthalmology

Question 2

Is a chronic inflammation of the eye-lid’s edges, more common in older individuals than in younger people.

Answer 2

Blepharitis

Question 3

What is the cause of blepharitis?

Answer 3

It can be caused by infection or by the same skin condition

Question 4

Is a drooping of the upper eyelid in which the lid partially or completely covers the eye.

Answer 4

Ptosis

Question 5

What is the cause of ptosis?

Answer 5

It is caused by weakness of or damage to the muscle that raises the eyelid or by problem with the nerve muscles.

Question 6

Is the result of an eyelash follicle infection. ( most often responsible for the infection Staphylococcus aureus)

Answer 6

Sty aka external hordeolum

Question 7

is an inflammation of the conjunctiva cause by allergy, irritant, or infection.

Answer 7

Conjunctivitis or Pinkeye

Question 8

Conjunctivitis occur when a person is allergic to _____

Answer 8

pollen, makeup, or another substances

Question 9

Infectious conjunctivitis can be caused by either _________

Answer 9

bacterial or a viral infection

Question 10

Ulcer on the cornea may be the result of ___

Answer 10

injury, infection, or both.

Question 11

An injury such as an abrasion (scratch) on the cornea can become

Answer 11

infected with bacteria, viruses, or fungi.

Question 12

Are cloudy or opaque areas in the normally clear lens of the eye. Is more common in older adults than younger people because the lens deteriorates with aging.

Answer 12

Cataracts

Question 13

Is a condition in which fluid pressure build up inside the eye

Answer 13

Glaucoma

Question 14

Is the second leading causes of blindless in the USA and the first cause among African Americans.

Answer 14

Glaucoma

Question 15

A type of surgery procedure in which a small hole is created in the iris to allow excess fluid to drain. (Glaucoma)

Answer 15

Iridotomy

Question 16

Is inflammation of the uveal tract which includes the iris, ciliary body, and choroid

Answer 16

Uveitis

Question 17

The most common type of uveitis is known as

Answer 17

anterior uveitis

Question 18

The symptoms of uveitis are ________ in one or both eyes and may be worsen in bright light.

Answer 18

pain or discomfort

Question 19

Left untreated uveitis can lead to other complications such as ________

Answer 19

Glaucoma and cataracts

Question 20

Occurs when retina separates from the underlying choroid layer the middle, vascular layer of the eye. When this separation occurs, vision is damaged

Answer 20

Retinal Detachment

Question 21

Condition under control experience damage to small blood vessels that supply retinal. and also is a complication of diabetes.

Answer 21

Diabetic Retinopathy

Question 22

Is the area of the retina responsible for the central area of a persons visual field. Causes loss of vision in the center of an image peripheral vision remains intact.

Answer 22

Macular degeneration

Question 23

A condition called amblyopia may occur as the misaligned eyes become ______

Answer 23

Lazy

Question 24

Refers to the way light from objects is focused through the eye to form an image on the retina

Answer 24

Refraction

Question 25

What is the most common refractive disorders are ?

Answer 25

nearsightedness, farsightedness, presbyopia, and astigmatism

Question 26

Is the condition in which image of distant object come into focus in front of the retina and are blurred

Answer 26

Myopia (Nearsightedness)

Question 27

Myopia is corrected with

Answer 27

Concave lenses

Question 28

Faraway object are usually seen clearly but nearby objects are unclear

Answer 28

Hyperopia (Farsightedness)

Question 29

Hyperopia is mild, young eyes can compensate for the problem by a process known as _______

Answer 29

Accommodation

Question 30

Hyperopia is corrected with

Answer 30

convex lenses

Question 31

Is a condition that most commonly affects people starting in their mids 40-s.

Answer 31

Presbyopia

Question 32

Sometimes vision is distorted because the cornea is unevenly curved or the lens has an abnormal shape this condition is called

Answer 32

Astigmatism

Question 33

Is the inability to see well at night or in low or poor light

Answer 33

Nyctalopia or night blindness

Question 34

Instrument with a light to view inner eye structure

Answer 34

Ophthalmoscope

Question 35

The ophthalmologist also routinely test for glaucoma with the aid

Answer 35

tonometer

Question 36

What is the purpose of the tonometer?

Answer 36

measures intraocular pressure,

Question 37

This instrument consists of a magnifying lens combined with a light source. It is used to examine eye's anterior structure including the eyelids, iris, lens, and cornea

Answer 37

slit lamp

Question 38

The eye exam also may include a ______ to verify the need for corrective lenses

Answer 38

refraction examination

Question 39

What happen when errors of refraction exist or image are focused incorrectly?

Answer 39

cause conditions such as farsightedness and nearsightedness

Question 40

During a refraction examination which instrument is used to perform

Answer 40

retinoscope or a phoropter

Question 41

What is the purpose of a screening test?

Answer 41

is used to detect a number of common visual problems, including hyperopia, presbyopia and myopia

Question 42

Is the most common screening tool for distance vision.

Answer 42

Snellen Chart

Question 43

What is used to test for near vision?

Answer 43

A jaeger chart is most common

Question 44

Is commonly tested using a system of colored dots

Answer 44

Color vision

Question 45

The two most frequently used testing system and contain letters, numbers, or symbols made up of colored dots.

Answer 45

Ishihara Color and the Richmond pseudoisochromatic color test.

Question 46

To test the ability to distinguish shades of gray is

Answer 46

Contrast Sensitivity

Question 47

The Evans Letter Contrast Test (ELCT) and CSV-1000E can detect

Answer 47

cataracts or problem in the retina

Question 48

Flush irrigation should be done whenever possible wit a

Answer 48

sterile solution