Assessment of the Eyes & Vision Flashcards
Degree of detail that the eye can discern in an image
Visual acuity
Area that an individual can see when looking straight ahead
Visual field
AIL: Nearsightedness
Myopia
AIL: Farsightedness
Hyperopia
Normal vision
Emmetropia
AIL: Loss of ability to see close objects due to decrease in the elasticity of the lens
Presbyopia
AIL: Uneven curvature of the cornea that prevents rays of light from focusing on the retina
Astigmatism
AIL: Inflammation of the lacrimal sac
Dacryocystitis
AIL: Redness, swelling, tenderness of glands and hair follicles that empty at the edge of the eyelids
Hordeolum
AIL: Inflammation of the iris
Iritis
AIL: Black eye injury
Contusion hematoma
AIL: Sensitivity to light
Photophobia
AIL: Central vision is blurred
Cataract
AIL: Disturbance in the circulation of aqueous fluid
Glaucoma
AIL: Loss of peripheral vision
Glaucoma
Glaucoma is also known as the _____ _____ vision or _____ vision
Gun barrel, tunnel
AIL: Eyelids drooping or below lower margin
Ptosis
AIL: Eyelids turning outwards
Ectropion
AIL: Eyelids turning inwards
Entropion
AIL: Enlarged pupil
Mydriasis
AIL: Constricted pupil
Miosis
AIL: Unequal pupil
Anisocoria
Grey, white ring around cornea due to aging
Arcus senilis
Cranial nerve responsible for corneal sensitivity
Trigeminal nerve (5th cranial nerve)
Cranial nerves responsible for direct and consensual light reflex
Oculomotor nerve (3rd cranial nerve) and trochlear nerve (4th cranial nerve)
When object is near, pupils _____
Constrict
When object is far, pupils _____
Dilate
Test performed to check ocular misalignment (strabismus) by light reflex in corneal surface
Hirschberg test
AIL: Cross-eyed
Strabismus
AIL: Weakness of eye muscles at certain times
Phoria
AIL: Weakness of eye muscles
Tropia
Movement of pupil towards the nose when near object is presented
Convergence
PERRLA meaning
Pupil Equally Round and Reactive to Light and Accommodation