Answer these, and tell me HOW you got to the answer.
Thanks
27) The connections between neurons in the retina, specifically the connections referred to as “lateral inhibition,” help us see which of the following better?
Contrast
Faces
Colors

45) Improving the contrast of an image (making the dark regions darker and the light regions lighter) helps us to identify:

The edges of objects
The center of objects
The color of an object

67What assumption does our visual system make in order to see curved surfaces (domes, holes)?

Light comes from above
Curved surfaces are always evenly lit
Curved surfaces are always easy to see, no assumptions are made

78) Which part of the face does our brain pay the most attention to?

Eyes and mouth
Eyes and ears
Eyes and chin

88) If all these assumptions sometimes lead to mistakes, for example in these optical illusions, why do we make them?

It helps us see things faster
It helps us see things correctly
It helps us pay attention to what's important
All of the above

Here are the answers :)

[tex]\boxed{\bf{27)~Contrast}}[/tex]

[tex]\boxed{\bf{45)~The~edges~of~objects}}[/tex]

[tex]\boxed{\bf{67)~Light~comes~from~above}}[/tex]

[tex]\boxed{\bf{78)~Eyes~and~mouth}}[/tex]

[tex]\boxed{\bf{88)~All~of~the~above}}[/tex]

Hope that helps you! :)

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