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1、VISIONTHERAPYInformationforHealthCareandOtherAlliedProfessionalsAJointOrganizationalPolicyStatementoftheAmericanAcademyofOptometryandtheAmericanOptometricAssociationINTRODUCTIONSocietyplacesapremiumonefficientvision.Schoolsandmostoccupationsrequireincreasingamountsofprintedandcomputerin
2、formationtobehandledaccuratelyandinshorterperiodsoftime.Visionisalsoamajorfactorinsports,crafts,andotherpastimes.Theefficiencyofourvisualsysteminfluenceshowwecollectandprocessinformation.Repetitivedemandsonthevisualsystemtendtocreateproblemsinsusceptibleindividuals.Inefficientvisionmayc
3、auseanindividualtoslowdown,belessaccurate,experienceexcessivefatigue,ormakeerrors.Whenthesetypesofsignsandsymptomsappear,theindividual’sconsciousattentiontothevisualprocessisrequired.This,inturn,mayinterferewithspeed,accuracy,andcomprehensionofvisualtasks.Manyofthesevisualdysfunctionsar
4、eeffectivelytreatedwithvisiontherapy.PERTINENTISSUESVisionisaproductofourinheritedpotentials,ourpastexperiences,andcurrentinformation.Efficientvisualfunctioningenablesustounderstandtheworldaroundusbetterandtoguideouractionsaccuratelyandquickly.Ageisnotadeterrenttotheachievementofsuccess
5、fulvisiontherapyoutcomes.Visionisthedominantsenseandiscomposedofthreeareasoffunction:∗Visualpathwayintegrityincludingeyehealth,visualacuity,andrefractivestatus.∗Visualskillsincludingaccommodation(eyefocusing),binocularvision(eyeteaming),andeyemovements(eyetracking).∗Visualinformationpro
6、cessingincludingidentification,discrimination,spatialawareness,andintegrationwithothersenses.Learningtoreadandreadingforinformationrequireefficientvisualabilities.Theeyesmustteamprecisely,focusclearly,andtrackquicklyandaccuratelyacrossthepage.Theseprocessesmustbecoordinatedwiththepercep
7、tualandmemoryaspectsofvision,whichinturnmustcombinewithlinguisticprocessingforcomprehension.Toprovidereliableinformation,thismustoccurwithprecisetiming.Inefficientorpoorlydevelopedvisionrequiresindividualstodividetheirattentionbetweenthetaskandtheinvolvedvisualabilities.Someind
