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Ocular Diseases # 10
Terms: EOM review and Strabismus
Term | Definition |
---|---|
Abduction | Lateral Gaze- Lateral rectus, Superior oblique, Inferior oblique |
Adduction | Medial Gaze- Medial rectus, Superior rectus, Inferior rectus |
Superior oblique (Primary action) | Incycloduction |
Inferior oblique (Primary action) | Excycloduction |
Superior rectus (Primary action) | Elevation |
Medial rectus (Primary action) | Adduction |
Lateral rectus (Primary action) | Abduction |
Inferior rectus (Primary action) | Infraduction (depression) |
Innvervated by IVth CN | Superior oblique |
Innervated by VIth CN | Lateral rectus |
Innervated by IIIth CN | Medial rectus, Superior rectus, Inferior rectus, Inferior oblique, Superior palpebral muscle |
Muller's superior tarsal muscle | Involuntary muscle of upper lid |
Intorter muscles (2) | Superior rectus, Superior oblique |
Extorter muscles (2) | Inferior rectus, Inferior oblique |
Tropia | Strabismus constant or intermittent without fusion interrupiont |
Phoria | Strabismus evident only when fusion disrupted |
Pseudoesotropia | Prominent epicanthus |