Innervation Flashcards
1
Q
Lesion before optic chiasm
Lesion at optic chiasm
Lesion after optic chasm
A
minocular blindness
bitemporal hemianopia
contralateral homonymous hemianopia
2
Q
Testing optic nerve
A
visual acuity with correction light brightness colour appreciation - red pupillary reflexes visual field
3
Q
Blink reflex
A
afferent - CNV1 - nasociliary nerve
efferent CNVII - facial
4
Q
Palsies
6th nerve
4th nerve
3rd nerve
A
failure of abduction defective depression of the eye when in adduction failure of adduction elevation and depression of the eye ptosis and in some cases dilated pupil