What are the differences between the parvocellular and magnocellular systems?

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
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Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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What are the differences between the parvocellular and magnocellular systems?

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Step 1

The parvocellular pathways (P pathways) and magnocellular (M pathway) are very significant pathways of the visual system, addressing most of the axons that leave the retina and the clear vision, as shown by loss of vision when the pathways are obliterated.

Step 2

Parvolcellular system

Magnocellular system

They supply a sustained response.

They supply a transient response.

This pathway is faster, in action.

This pathway is slower, in action.

Helps in seeing colors.

Helps in seeing the monochrome colors.

Provide high spatial resolution.

Provide low spatial resolution.

They have low contrast gain.

They have high contrast gain.

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