1. Answer The plural form of Canthus is canthi.

2. For example, in the second experiment, participants could still ferret out the gay face when shown the eye region sans eyebrows and cropped to the outer canthi.

3. 22 For example, in the second experiment, participants could still ferret out the gay face when shown the eye region sans eyebrows and cropped to the outer canthi.

4. In order to avoid misinterpretation of ERG recordings taken with canthi-skin electrodes, the potential deriving from the two electrodes was fed into a balancing amplifier that eliminated opposing voltages and amplified unidirectional voltages.