As we progress from bipolar cells to ganglion cells to later cells in the visual system, are receptor fields ordinarily larger, smaller, or the same size? 1. Explain the concept of a receptive field i

As we progress from bipolar cells to ganglion cells to later cells in the visual system, are receptor fields ordinarily larger, smaller, or the same size? 

1. Explain the concept of a receptive field in the visual system and provide an example of this concept for a ganglion cell within the retina.2. How could you explore the origin of the different types of blindness?