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21 Cards in this Set

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