the eye Flashcards
Donald’s wife, Mary aged 58, has developed AMD (age related macular degeneration)
Name the layer of the eye affected by this condition.
Retina
Identify one effect AMD (age related degeneration) will have on Mary’s vision.
Blurred vision, inability to read, loss of central vision.
what is the function of the Conjunctiva?
Forms a thin protective layer (mucous membrane) covering the front of the eye and lines the inside of the eyelids.
What is the function of the Cornea?
The first part of the eye to focus the light and the outermost layer that is transparent and convex in shape.
what is the function of the Iris?
The coloured part of the eye that controls the amount of light entering the eye.
What is the function of the Retina?
The lining of the back of the eye that contains cells which are sensitive to light.
Describe the function of the Humours?
It supports eyes/feeds eye/distributes nutrients/helps refract light/protects eye, retina from shock
what is the function of the Tear glands?
Produces liquid to moisten the surface of the eye.
explain the cause of of glaucoma and the possible effects if it is left untreated.
Ducts/tubes in eye drain fluid from eye to outside via tear ducts.
Ducts become blocked or narrowed with age.
Fluid cannot escape and so builds up pressure in the eye.
Build-up of pressure causes fluid to press on optic nerve destroying it and causing blindness.
Identify a malfunction of the eye.
glaucoma
AMD
Cataracts
Retinopathy
state four measures that Pablo’s place of work could take to promote the safety and independence of people with visual impairment.
No trip hazards
Good illumination
magnifies and Phone adaptors available
Information provided in large print or Brain
Important signs = well displayed, large
Guide dogs allowed on premises
possible transfer to a more appropriate job role.
describe the monitoring and treatments used for cataracts.
eye tests
visual acuity exam
regular check-ups.
analyse suitable strategies or support that could allow Mary to lead an independent lifestyle
use of brighter lighting decorate rooms in colour to aid vision use of magnifiers use of sound alert for warnings as oppposed to flashing lights learning braille white sticks/probes guide dogs support groups medical intervention
explain how an eye malfunction may impact on an individual’s lifestyle.
problems with driving problems with reading loss of independence impact on social activities decreased visual functioning medication
how does macular degeneration impact daily life?
may not be able to work not recognising faces unable to drive difficulty in reading difficulty in dressing difficulty cooking
