Question 1
Differences in receptive fields in the retina
◦ help prevent the brain from being bombarded with confusing signals.
◦ account for color differentiations.
◦ account for acuity differences.
◦ invert the images on the retina.
◦ allow for perception of light intensity.
Question 2
Free nerve endings detect all of the following EXCEPT
◦ touch.
◦ pressure.
◦ heat.
◦ pain.
◦ light.