1. You've just painted the wooden fence around your front yard. After it's dry, you put your hand against it to feel its nice smooth surface. Just then, the wind starts to blow, causing the board you're touching to vibrate slightly, and the surface suddenly feels a bit rougher than when you first touched it. This perception of increased roughness is probably based on signals from which type of mechanoreceptor? Please explain why you chose this answer.

2. Submita brief discussion post (at least four to five sentences) with your reactions and reflections.This might include what struck you most about the video, how it relates to material covered in this class or in other courses, pose questions about the video, and/or address how the content relates to your everyday life and observations. The video is from researchers at Northwestern University who discuss applications of haptic feedback in virtual reality. https://www.youtube.com/watch?v=OYVU9Ha_rHs&t=1s

3. Please watch the linkedvideoLinks to an external site.(Links to an external site.)and submit a brief discussion post (at least four to five sentences) with your reactions and reflections. This might include what struck you most about the video, how it relates to material covered in this class or in other courses, pose questions about the video, and/or address how the content relates to your everyday life and observations.The video is Rebecca Knill describing her cochlear implant from the TED stage. https://www.youtube.com/watch?v=XZBZ5aBEUrs

4. How is the interaural level difference different for high and low-frequency sounds?

5. Please watch the linked videoLinks to an external site. and submit a brief discussion post (at least four to five sentences) with your reactions and reflections. This might include what struck you most about the video, how it relates to material covered in this class or in other courses, pose questions about the video, and/or address how the content relates to your everyday life and observations. The video is from Vox discussing visualizing rhythms and rhymes through American Sign Language. https://www.youtube.com/watch?v=EuD2iNVMS_4

6. Explain how population coding enables humans to discriminate thousands of different odors with just 350 different types of olfactory receptor neurons.

7. Please watch the linked videoLinks to an external site.(Links to an external site.)and submit a brief discussion post (at least four to five sentences) with your reactions and reflections. This might include what struck you most about the video, how it relates to material covered in this class or in other courses, pose questions about the video, and/or address how the content relates to your everyday life and observations.The video is Camilla Arndal Andersen speaking about the sense of taste from the TED stage. https://www.youtube.com/watch?v=P7vnspDNx7g

8.Describe two ways in which sensory information other than that from taste contributes to our perception of flavor.

9. Please watch the linkedvideoLinks to an external site.(Links to an external site.)(Links to an external site.)and submit a brief discussion post (at least four to five sentences) with your reactions and reflections. This might include what struck you most about the video, how it relates to material covered in this class or in other courses, pose questions about the video, and/or address how the content relates to your everyday life and observations.The video is Christine Ha speaking about blindness from the TED stage. https://www.youtube.com/watch?v=tWmjHn6mfjc

10. What does it mean to say that area V1 (i.e., the primary visual cortex) contains a retinotopic map?

11. Briefly describe the difference between modular and distributed representations of visual objects.