Biopysch Chapter 5
In the human retina, messages go from receptors at the back of the eye to ___.
Bipolar cells
The name of the point at which the optic nerve leaves the retina is called the ___.
Blind spot
Which receptors are responsible for the preception of color?
Cones only
Human newborns come into the world predisposed to pay more attention to ____ than any other stationary displays.
Faces
The optic nerve is composed of axons from which kind of cell?
Ganglion cells
Which statement characterizes the fovea?
It has the greatest perception of detail
After you stare at a bright green object for a minute and look away, you see red. Which theory attempts to explain this finding?
Opponent-process theory
According to the trichromatic theory of color vision____.
Our perception of color depends on the relative activity of three types of cones
Chemical's that release energy when struck by light are called____.
Photopigments
In what order does visual information pass through the retina?
Receptor cells, bipolar cells, ganglion cells
Someone with prosopagnosia has difficulty with ____.
Recognizing faces
Difficulty distinguishing between ____ and ____ is the most common form of color vision deficiency.
Red;green
Light enters the eye through an opening in the center of the iris called the ____.
Retina
Johannes Muller held that whatever excites a particular nerve establishes a special kind of energy unique to that nerve
True
An inability to recognize objects despite otherwise satisfactory vision is called ____.
Visual agnosia
Accorsing to the law of specific nerve energies, the brain tells the difference between one sensory modality and another by ____
Which neurons are active
What is strabismus?
a failure of the two eyes to focus on the same thing at the same time
In comparison to cones, rods ____.
are more sensitive to dim light
A person with visual agnosia is unable to ____.
recognize visual objects
Blindsight refers to ____.
the ability to localize visual objects within an apparently blind visual field
Rods are to ____ as cones are to ____.
the periphery; the fovea