Canthus

the lowly East with its deer head (dark trace of long tear at inner canthus

I could sit here while the milk makes white shadows in its glass, while darkness mutters behind the window, and wait for a tear to show itself in the creased canthus of your eye.

A ground electrode located between Fpz and Fz. The electro-oculogram (EOG) was recorded bipolarly from two electrodes placed at the outer canthi of the right eye and below the left eye.