Explain why different types of receptor cells and neural circuits are required for day and night vision.

Color vision is trichromatic in that 3 primary colors can mix and match all other colors. However, there are 4 unique colors or hues that come in opponent pairs. Name and describe what retinal elements or structures produce trichromacy, compared to what retinal elements or structures produce unique color signals and opponent color pairs?

Describe how does a taste bud cell detect the presence of Salty and sour? Describe the steps leading up to the generator potential?

Based on the same attached figure as above (Figure 10.9 in your textbook), what kind of channel permits K+ to pass through the apical-end membrane in hair cells of the ear? (A) Spiral ganglion Tectorial membrane Scala vestibuli Inner hair cells -45 mV Scala tympani Outer hair cells Scala media Organ of Corti Perilymph Low K+ 0mV Endolymph High K+ +80 mV (B) Stria vascularis Basilar membrane Ca²+ Afferent. nerve Depolarization O Nucleus wwww. 00 -Depolarization. Vesicles -Transmitter To brain C₂24