Module 5.2

Lakukan tugas rumah & ujian kamu dengan baik sekarang menggunakan Quizwiz!

Infants with cataracts need to have surgical repair ____.​

as early as possible

Parvocellular neurons most likely receive input from ____.​

bipolar cells that receive input from cones

What type of cell responds to a pattern of light in a particular orientation anywhere within its large receptive field, regardless of the exact location of the stimulus?​

complex

Which cell responds most strongly to a stimulus moving perpendicular to its axis?​

complex

In foveal vision, ____.​

each ganglion cell is excited by a single cone

____ respond to a particular feature of a stimulus.​

feature detectors

____ cells axons make up the optic nerve.​

ganglion

In the vertebrate retina, which cells are responsible for lateral inhibition?​

horizontal cells

What is responsible for sharpening contrast at visual borders?​

lateral inhibition

Cutting the left optic nerve in front of the optic chiasm would result in blindness in the ____.​

left eye

The ability to detect movement better than color in our peripheral vision is largely due to ____.​

magnocellular neurons in the periphery

Axons from the lateral geniculate extend to which area of the cerebral cortex?​

occipital lobe

The receptive field of a receptor is the ____.​

point in space from which light strikes the receptor

The ____ of any neuron in the visual system is the area of the visual field that excites or inhibits it.​

receptive field

Stereoscopic depth perception requires the brain to detect ____.​

retinal disparity

The primary visual cortex sends its information ____.​

to area V2

What is strabismus?​

​a failure of the two eyes to focus on the same thing at the same time

Blindsight refers to ____.​

​the ability to localize visual objects within an apparently blind visual field

What would be the likely outcome of a person who was blind at birth, and had vision restored later in life by the removal of cataracts (clouded lenses)?​

​trouble describing the shapes of objects

What is one way to determine whether a given cell in the primary visual cortex is "simple" or "complex"?​

​whether it can respond equally to lines in more than one location


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