Lecture 3

Question 1

How can cells be specific to shapes and orientation?

Answer 1

Have specific on/off center surrounds for that shape at that orientation

Question 2

What are complex cells specific about?

Answer 2

Orientation

Question 3

Which cells have on/off surrounds?

Answer 3

Simple cells

Question 4

What is cortical magnification?

Answer 4

More of V1 is dedicated to fovea

Question 5

Why do topographic mapping?

Answer 5

Saves space and processing is easier

Question 6

What Hz can humans hear?

Answer 6

20-20,000 Hz

Question 7

What happens to hair cells when there isn’t much sound?

Answer 7

Get signals to tighten membranes so if there is even a small sound they can pick it up

Question 8

How is tonotopic mapping useful for social cohesion?

Answer 8

Allows to distinguish base so can pick out beats