Sensory Perception Flashcards
What is sensory deficit?
Deficit in expected function of 1 or more of the 5 senses
What is sensory deprivation?
Reduction of stimuli to 1 or more of the 5 senses
What is sensory overload?
Receiving stimuli at rate and intensity beyond the brains capacity to process in a meaningful way- anxious, restless, confused
What is sensory processing disorder?
Oversensitive to normal stimuli
Ex. Noise of a car driving or light touch of a shirt against skin
The inability to see far away objects clearly (nearsightedness) is called?
Myopia
The inability to see nearby objects (farsightedness) is called?
Hyperopia
A defect in the eye making objects nearby and faraway objects look blurry or distorted is called?
Astigmatism
Age related farsightedness- gradual decrease in ability to clearly see nearby objects and begins during middle adulthood is called
Presbyopia
The clouding of the lungs of eye that causes clients vision to be blurry, hazy, or less colorful caused by previous eye surgeries, chronic diseases (diabetes) and older age is called?
Cataract
By age 75 1/2 Americans have cataracts
Damage to the blood vessels of retina, leading to blood leaking from vessels causing impaired vision and blindness during adulthood (usually in both eyes); seeing spots or floaters & blurred vision is called
Diabetic
Control BP, cholesterol and glucose
Increase in intraocular pressure due to buildup of fluid or aqueous humor that causes compression of optic nerve (loss of peripheral vision) leads to blindness is called
Glaucoma
Can be slowed if early detected
Affecting the macula (small central portion of the retina) degenerating macula leads to loss of central vision as clients ages- number one cause of vision loss and blindness for those 65 years +
Macular degeneration
Irreversible
Snellen chart measure how accurately the client can read _________ standing ______ away from chart with ____ and read smallest line they can see
Lines of letters of various sizes, standing 20 feet away, both eyes open
You test near vision with a _____.
Book
Eye exams should be every __ years.
2