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Neuroscience: Neurons and Axons Quiz

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Questions and Answers

What is the potential implication of changes in dendritic spine development on mental health?

It may only affect individuals with ASD
It may reflect defects in dendrite development and/or pruning (correct)
It may lead to improved cognitive function
It may have no significant impact on mental health

What is observed in the dorsolateral prefrontal cortex of some schizophrenia subjects?

A decrease in the number of dendritic spines (correct)
No change in the number of dendritic spines
An increase in the number of dendritic spines
A change in the shape of dendritic spines

What is the significance of using mice as an experimental system in ASD modeling?

It allows for the study of ASD in humans
It is not a viable method for studying ASD
It provides a means to model ASD using a mouse system (correct)
It only applies to X-linked mental retardation

What is a characteristic of dendritic spines in mice lacking the Fragile-X mental retardation protein?

They are more immature and thinner (D) Signup and view all the answers

What is the potential benefit of understanding the genes and proteins involved in dendritic spine development?

It may provide insight into the link between spine development and mental health (D) Signup and view all the answers

What is a feature of ASD that can be studied using mice as an experimental system?

Dendritic spine development (B) Signup and view all the answers

What is observed in humans with Fragile-X?

A decrease in the number of dendritic spines (B) Signup and view all the answers

What is a potential consequence of defects in dendrite development and/or pruning?

A decrease in the number of synaptic connections (C) Signup and view all the answers

What is the significance of studying changes in dendritic spine development in ASD?

It may provide insight into the link between spine development and mental health (D) Signup and view all the answers

What can be used to study the role of genes and proteins in dendritic spine development?

Animal models (B) Signup and view all the answers

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