When the trochlear nerve is paralyzed, which kinds of strabismus could be found in the affected eye?( )
A. Exotropia
B. Hypertropia
C. Incyclotropia
D. Excyclotropia
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What could be the causes of acquired paralytic strabismus? ( )
A. Trauma
B. Neoplasm
C. Vascular disease
Demyelinating disease
Binocular visual function could be examined by( )
A. Synoptophore
B. Forced duction testing
Cover-uncover test
D. Worth four-dot target
Visual phenomena in strabismus includes( ).
A. Diplopia (double vision)
B. Visual confusion
C. Abnormal retinal correspondence
D. Suppression
Which of the following items about prism are true?( )
A. Prisms are used to quantify the amount of deviation.
B. The prism diopteris defined as the strength of prism necessary to deflect a light beam 1 cm at 1m distance
C. The prism is hold in front of the eye with base in for an esotropic patient
D. The sum prism strength is much greater than the sum of the individual prism strengths