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  Damages● Optic Nerve- Atrophy: Damage done to the optic nerve.- Glaucoma- Ischemic Optic Neuropathy-  Toxic Shoc- Stroe

●  Retinal: Damage done to the retina structure- !etinal Tear- !etinal detachment● Macula: Damage to part o" a structure #ithin the retina- $acular Degeneration- $acular %ole

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● Vitreous: Damage to the structure around the eye, gel like fluid.- Dark spots or clusters● Iris: Damage done to the Iris structure, front of the eye.

-  Aniridia

  - Iris Coloboma

  - Eye Trauma !uptured Iris● Cornea" Diagnoses of the Cornea.- Corneal #lcers- Corneal Infections● Lens: Diagnoses of the $ens.- Cataracts- Infections

  Damages &ontinued

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∗ Autonomic nerves

 The autonomic nervous system is the controller o"the iris and controls the si'e o" the pupil.(arasympathetic nervous system )(NS* causes pupillaryconstriction and controls involuntary smooth muscleaction o" circular muscles in the eye+ including the

papillary sphincter muscle and the ciliary ,ody+ #hichare attached to the iris. The papillary sphincter muscleconstricts the pupil ,y the (NS that less light is needed.

Damages Aect onNervous system

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Facts About Macular Hole. (2012) http://www.nei.nih.gov/health/macularhole/macularhole.asp

%ansson + /ecman A+ %0ansson A )Decem,er 1232*. 4ect o" vision+proprioception+ and the position o" the vesti,ular organ on postural s#ay4. ActaOtolaryngol. 130 )31*: 3567895.

!e"erences

http://www.nei.nih.gov/health/macularhole/macularhole.asphttp://www.nei.nih.gov/health/macularhole/macularhole.asp