Quiz 5 Flashcards
light has entered Joelle’s eyes. After being detected by the photoreceptors, the information will be passed on to _____
bipolar cells
once the bipolar cells receive input from ______
photoreceptors; they send the message on to ganglion cells
in what order does visual information pass through the retina?
receptor cells, bipolar cells, ganglion cells
in the back of each of Teresita’s eyes, the axons of her ganglion cells all leave in one large bundle called the _____
optic nerve, producing a blind spot
the actual visual receptors are the ___
rods and cones
if you want to see something in fine detail, you should focus the light on which part of your retina?
the fovea
why does the fovea provide the clearest, most detailed visual information?
it has tightly packed receptors
the layer of visual receptors covering the back surface of the eye is called the __
retina
light enters the eye through an opening in the center of the iris called the ____
pupil
astigmatism refers to the ____
asymmetric curvature of eyes
alden has been blind from birth as a result of abnormalities in area V1. He is, however, still able to respond in limited ways to visual information even though he cannot perceive it consciously. Alden is experiencing _____
blindsight
the one additional feature that hypercomplex cells have that complex cells do not is that hypercomplex cells ____
have a strong inhibitory area at one end of their receptive field
in the vertebrate retina, which cells are responsible for lateral inhibition?
horizontal cells
the primary visual cortex is also known as the ____
striate cortex
what is the shape of the receptive field to which a simple cell in the primary visual cortex responds?
bar in a particular orientation
