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Parallel Processing in the Visual Cortex: Ventral and Dorsal Paths

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Parallel Processing in the Visual Cortex: Ventral and Dorsal Paths

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Questions and Answers

Which pathway in the visual cortex is important for identifying and recognizing objects?

Secondary visual cortex

Ventral stream (correct)

Primary visual cortex

Dorsal stream

What type of information does the dorsal stream pathway in the visual cortex process?

Identifying objects

Recognizing objects

Visually guided movement (correct)

Processing textures

What happens when there is damage to the ventral stream (temporal lobe) in the visual cortex?

Trouble integrating vision with arm and leg movements

Difficulty in identifying objects (correct)

Difficulty in visually guided movement

Trouble detecting object location

How do V2 cells in the secondary visual cortex differ from V1 cells in responding to visual stimuli?

V2 cells respond best to textures and complex shapes Signup and view all the answers

What type of information do cells in V2 respond best to?

Complex shapes and textures Signup and view all the answers

Which area of the brain is responsible for processing visually guided movement?

Parietal cortex Signup and view all the answers

Which area responds more strongly to faces?

Occipital face area Signup and view all the answers

What is the primary function of the MT (middle temporal cortex) and MST (medial superior temporal cortex)?

Motion perception Signup and view all the answers

What does damage to the fusiform gyrus lead to?

Inability to recognize faces Signup and view all the answers

What is the function of the parahippocampal cortex?

Responds strongly to pictures of places Signup and view all the answers

Which type of objects produce specific responses in the brain?

Pictures of places Signup and view all the answers

What does visual agnosia refer to?

Inability to recognize objects despite otherwise satisfactory vision Signup and view all the answers

Which area responds more strongly to bodies than to anything else?

Fusiform gyrus Signup and view all the answers

What is the primary function of the Inferior temporal cortex?

Recognizing meaningful objects Signup and view all the answers

What does object permanence refer to?

Knowing that an object continues to exist even if it is behind another object Signup and view all the answers

What does prosopagnosia refer to?

Impaired ability to recognize faces Signup and view all the answers