Exam 6: Vision

 Information from the left half of the visual field is processed by

 Maria is looking at an optical illusion online of a dress. She thinks it looks gold and white. In part, this is probably due to the lighting in her room as she is looking at her computer, which is related to

 The range of electromagnetic energy visible to humans falls between _________ nm.

 Gary's physician warned him that changes in his vision made it too dangerous for him to drive his car anymore after dark, although he would be perfectly safe during the daytime. Gary is probably experiencing deficits in his

 The majority of human ganglion cells are _________ cells.

 Describe some of the changes in vision that most of us can expect to experience as we age. Based on these changes, what recommendations would you make for senior drivers?

 Professor Bethea is giving a lecture on the eye and the visual system. Name and describe three features that protect the eye that she would tell her class to study.

 People with color deficiencies actually do see color, but they will match colors differently than people who have typical trichromatic vision.

 As they walked on the beach on a starry night, Louise complimented her friend Josh on the color of his new sweater. It is most likely that Louise

 While recording from a bipolar cell with an off-center on-surround receptive field, you observe a hyperpolarization in your cell. The stimulus that most likely triggered this response is light that covered

 The trichromatic theory of color vision _________ and the opponent process theory _________.

 While recording from a bipolar cell with an on-center off-surround receptive field, you shine a light on the entire receptive field. What will you observe in your recording?

 The human eye has approximately _________ million ganglion cells.

 Coreen has a pet rabbit. For her rabbit, _____ percent of optic nerve fibers cross the midline, whereas ______ percent of Coreen's optic nerve fibers cross the midline.

 When you enter a darkened theatre, it takes a while before you can see your surroundings clearly. The most likely explanation for this phenomenon is that

 Light is entering George's eye and is being converted to neural signals by the cells in his retina in a process called ____. When George realizes that what he is looking at is a red car, he is using a process called ______.

 The layer of pigmented cells supporting the photoreceptors in the retina and absorbing random light is known as the

 Nick's grandfather has just been diagnosed with glaucoma and was told by his doctor that this condition results from a blockage of fluid in the anterior chamber of the eye. Based on Nick's understanding of the anatomy of the eye, he was able to tell his grandfather that the blockage involves his

 Coreen has started to experience "old sight." Her doctor said it was normal, but she is finding it hard to live with the condition, also known as

 One of the reasons that rods are more sensitive to dim light than cones is that