PSYC 421 CH 3 EXAM QUESTIONS WITH VERIFIED SOLUTIONS LATEST UPDATE 2026
An artificial neural network would fit in best on the ___________ level of Marr's tri-level hypothesis -
Answers implementational
Figure 3.9 in the textbook shows the different areas of activation during four different stages of lexical
access, as measured by blood flow. This is an example of ... - Answers bottom up approach
The art in designing PET experiments is finding ways to filter out potentially irrelevant, background
activity. - Answers True
In studies of how single words are processed experimenters constructed a ___________ hierarchy of
tasks of increasing complexity. - Answers four-level
Information relevant to locating objects flows from the primary visual cortex to the inferior temporal
cortex. - Answers False
Neural networks "learn" by adjusting the weights in order to reduce its output. - Answers False
Neural networks reflect high-level features of how the brain process information such as - Answers
parallel processing
PET measures ____________ while fMRI measures _______________. - Answers blood flow, blood
oxygenation
The dorsal and ventral pathways described by Ungerleider and Mishkin start from - Answers the
primary visual system
The integration challenge for cognitive sciences is the challenge of - Answers providing a unified
theoretical framework for studying cognition
The neuron-like units in artificial neural networks are organized into layers. - Answers True
The opposite of a localist artificial network is a _______________ artificial neural network. - Answers
distributed
The optic nerve reaches the contralateral hemisphere of the brain, after leaving the eye, on the... -
Answers optic chiasm
The overall behavior of a neural network is determined by the output - Answers False
The pattern of activation identified in lexical access using PET technology support a ___________
model of single-word processing. - Answers parallel
The question on how cognitive activity is related to neural activity is known as the - Answers
integration question
The specific kind of study carried out by Ungerleider and Mishkin (1982) was called - Answers cross-
lesion disconnection experiments
The transformation of visual information from the retina into a mental representation in the mind
would fit in best on the ____________ level of Marr's tri-level hypothesis. - Answers computational
The vision of the unity of science is that all sciences will ultimately be proven to be reducible to the
most fundamental form of physics - Answers True
Which of the following is NOT a difference between artificial neural networks and the brain? -
Answers Artificial neural networks are much more dense in number of units, while the brain is more
streamlined and contains fewer neural connections
An artificial neural network would fit in best on the ___________ level of Marr's tri-level hypothesis -
Answers implementational
Figure 3.9 in the textbook shows the different areas of activation during four different stages of lexical
access, as measured by blood flow. This is an example of ... - Answers bottom up approach
The art in designing PET experiments is finding ways to filter out potentially irrelevant, background
activity. - Answers True
In studies of how single words are processed experimenters constructed a ___________ hierarchy of
tasks of increasing complexity. - Answers four-level
Information relevant to locating objects flows from the primary visual cortex to the inferior temporal
cortex. - Answers False
Neural networks "learn" by adjusting the weights in order to reduce its output. - Answers False
Neural networks reflect high-level features of how the brain process information such as - Answers
parallel processing
PET measures ____________ while fMRI measures _______________. - Answers blood flow, blood
oxygenation
The dorsal and ventral pathways described by Ungerleider and Mishkin start from - Answers the
primary visual system
The integration challenge for cognitive sciences is the challenge of - Answers providing a unified
theoretical framework for studying cognition
The neuron-like units in artificial neural networks are organized into layers. - Answers True
The opposite of a localist artificial network is a _______________ artificial neural network. - Answers
distributed
The optic nerve reaches the contralateral hemisphere of the brain, after leaving the eye, on the... -
Answers optic chiasm
The overall behavior of a neural network is determined by the output - Answers False
The pattern of activation identified in lexical access using PET technology support a ___________
model of single-word processing. - Answers parallel
The question on how cognitive activity is related to neural activity is known as the - Answers
integration question
The specific kind of study carried out by Ungerleider and Mishkin (1982) was called - Answers cross-
lesion disconnection experiments
The transformation of visual information from the retina into a mental representation in the mind
would fit in best on the ____________ level of Marr's tri-level hypothesis. - Answers computational
The vision of the unity of science is that all sciences will ultimately be proven to be reducible to the
most fundamental form of physics - Answers True
Which of the following is NOT a difference between artificial neural networks and the brain? -
Answers Artificial neural networks are much more dense in number of units, while the brain is more
streamlined and contains fewer neural connections
