Exam 10: Vision and Visual Perception

When Chris needed to see the fine print,he knew to look at the document straight on to use his foveal vision;the fovea gives us our highest visual acuity because ___.

The optic nerve is formed by axons of the amacrine cells.

The ventral and dorsal streams both begin in the ___ cortex.

If you stare at a yellow object for a long time,and then look at a piece of white paper,you will see:

The Mach band illusion is the result of:

Object agnosia is often a result of damage to the ___ cortex.

Delineate the functions of the magnocellular and parvocellular visual systems.Include information on origins and destinations.

Describe the visual pathways.Include in your answer cells and layers of the retina and their projections to the thalamus and to cortical areas.

All of the following types of cells are found in the retina except ___ cells.

Retinal disparity contributes to:

Three-dimensional processing of objects,such as films such as Avatar 3D,is performed by the:

The discrepancy in the location of an object's image on each retina is called:

People who are completely color blind:

Elderly drivers are infamous for pulling out in traffic in front of other drivers approaching from the sides;based on what you know now,you can make an educated guess that this difficulty for older drivers is due to a deteriorating ___.

The magnocellular system is specialized for:

The amount of light entering the eye is regulated by the size of the:

Retinal disparity is first detected in the:

The parvocellular system is involved with analysis of form,movement,and depth.

Describe the concept of receptive fields and the functions of simple and complex cells.

The cell membranes of photoreceptors contain sodium and calcium channels that are normally ___.