Human vision and function/Part 1: Perception of objects/Pre-reading for the next topic
What does the visual system need for success?[edit | edit source]
At the end of this reading students will have considered:
- Descriptions of terms to explain orientation of structures within the body and Central Nervous system (CNS).
- Explanations and examples of how we can describe “colour”.
- Descriptions of structures within the eye (the rod and cone cells of the retina), that are sensitive to light of various wavelengths.
- Descriptions of processes beyond the rod and cone cells (dorsally/posteriorally), that enable the beginning of encoding of the form (shape) and colour of objects and scenes.
Describing positions within the human body and central nervous system[edit | edit source]
The human body and nervous system is a 3-dimensional structure and is very difficult to represent using 2-dimensional images and drawings. As a result, it is customary to divide (or cut) the brain into one of 3 planes: