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21 Cards in this Set
- Front
- Back
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Analytical Analysis contains a ______ point exam.
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21
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what are the 5 benifits of graphical analysis?
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1. obvious interdependence of accommodation and convergence
2. predictions of outcomes w/prescribing 3. reveals erroneous results 4. rules for prescribing can be applied 5. effective teaching aid |
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Graphical analysis does not consider what 4 things?
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1. Vertical problems
2. Accommodative dynamics 3. Convergence facility 4. Fixation disparity |
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Stimulus to accommodate is measured from the _________ ________.
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Spectacle Plane
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Stimulus to converge is measured from the _________ __ ________.
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Center of Rotation
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Morgans norms for DISTANCE BI and BO
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BI = x/7/4
BO = 9/19/10 |
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Morgans norms for NEAR BI and BO
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BI = 13/21/13
BO = 17/21/11 |
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The left side of the graph is bound by the ___ limits.
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BI
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The right side of the graph is bound by the ___ limits or ____.
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BO, NPC
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The top of the graph is bound by ____ __ _________.
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Amp of accommodation
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The slant is determined by the _______.
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AC/A ratio
(higher AC/A ratios tilt more) |
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Lateral position of the graph is determined by the ________ _________.
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Distance Phoria
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What is the name of the tail at the upper right corner when physiological accommodation exceeds physical accommodation?
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Alpern's spur
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Plus lenses move the point in which direction?
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DOWN
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Minus lenses move the point in which direction?
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UP
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BO prisms move the point in which direction?
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RIGHT
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BI prisms move the point in which direction?
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LEFT
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Demand on exo's increase with what two things?
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1. BO
2. Plus |
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Demand on eso's increase with what two things?
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1. BI
2. Minus |
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BI moves the demand point to the left, so the measured exo will ________ and the measured eso will _________.
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decrease, increase
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Plus lenses move the demand point down, so measured exo will ________ and measured eso will ________.
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increase, decrease
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