Module 2.1: Sensory System & Neurological System - Part C: Problems of the visual system

Flashcards based on lecture notes about the visual system and problems.

Lacrimal caruncle

Part of the eye structure.

Fibrous layer

Part of the eye structure.

Vascular layer

Part of the eye structure.

Inner layer

Part of the eye structure.

Optic disc

Part of the eye structure.

Central artery and vein

Part of the eye structure.

Optic nerve

Part of the eye structure.

Anterior chamber

Contains aqueous humor.

Cornea

Transparent part of the eye.

Visual (optic) axis

Part of the eye structure.

Lens

Part of the eye structure.

Pupil

Part of the eye structure.

Iris

Part of the eye structure.

Fovea centralis

Part of the eye structure.

Macula

Part of the eye structure.

Superior canaliculus

Part of the eye structure.

Superior Lacrimal punctum

Part of the eye structure.

Inferior canaliculus

Part of the eye structure.

Lower (inferior) lid

Part of the eye structure.

Ciliary body

Part of the eye structure.

Suspensory ligament

Part of the eye structure.

Retina

Part of the eye structure.

Choroid

Part of the eye structure.

Sclera

Part of the eye structure.

Posterior chamber

Contains vitreous humor.

Lacrimal gland

Part of the eye structure.

Inferior punctum

Part of the eye structure.

Lacrimal sac

Part of the eye structure.

Nasolacrimal duct

Part of the eye structure.

Exophthalmos

Bulging of the eyes.

Ptosis

Drooping of the eyelid.

Nystagmus

eye movement.

Xanthelasma

Yellow growth appearing on or by the corner of the eyelids next to the nose; may indicate diabetes.

Arcus senilis

Affects the cornea.

Ectropion

Eyelid turns outward.

Presbyopia

A functional eye change.

Tonometry

Diagnostic testing process.

Fluorescein angiography

Provides information on blood flow through retinal vessels.

Myopia

Nearsightedness.

Hyperopia

Farsightedness.

Presbyopia

The loss of accommodation associated with age.

Astigmatism

Uneven or irregular curvature of the cornea.

Keratitis

Inflammation of the cornea.

Cataracts

An opacity within the lens. May occur in one or both eyes.

Phacoemulsification

Form of surgery. Small incision is made in the surface of the eye in or near the cornea.

Retinopathy

Microvascular damage to the retina.

Retinal Detachment

Separation of the sensory retina and the underlying pigment epithelium, with fluid accumulation between the 2 layers.

Macular degeneration

Age-related macular degeneration (AMD) is the most common cause of irreversible central vision loss in people over age 60 in the US.

Glaucoma

Group of disorders characterized by increased intracranial pressure and its consequences, atrophy of the optic nerve, and peripheral field loss.

Primary open-angle glaucoma (POAG)

Most common type of glaucoma.

Acute angle-closure glaucoma (AACG or acute glaucoma)

Immediate emergency treatment.