1-16

• 0:15:42: Q1 do you know what the respective element is called for 3D (medical) images? ANS: voxel

• 0:22:28: Q2 Why are more stars off-center in the night sky? ANS: No rod cell near foveal region and only rod cell is sensitive to the dark

• 0:34:19: Q3. what is red + green? ANS: yellow

• 0:37:05: Q4 What do you expect you see for blue+red? ANS: magenta

• 0:44:54: Q5 can you guess the order of the light sources? ANS: blue, red, green