1. Which of the following statements about visible light is correct?
A) Single wavelengths have the least purity.
B) Single wavelengths have the highest purity.
C) Single wavelengths appear to have low saturation.
D) Single wavelengths cannot evoke a sensation of a specific hue.
2. Starting from primary visual cortex (V1) information flows along two distinct streams: What and Where pathways. Which of the following is true for the What pathway?
A) The What pathway ends in area MT near the parietal lobe.
B) Neurons in the brain area where the What pathway terminates respond only to images of entire objects or people. C) Some neurons in the infero-temporal lobe respond best to images of faces of con-specifics.
D) Many of the neurons change their responsivity from one object to another on a daily basis.
3. When presented with a new object, or entering a new environment, we use eye movements to explore the object or the space. What are the movements and how are they organized?
A) We explore with a series of saccades to and from items that attract our attention.
B) For faces, we keep returning to brief fixations on eyes, mouth, hairline.
C) For interiors of a building, we saccade to the major objects or surfaces.
D) All of the above
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