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Biological Foundations of Mental Health: CNS Development Disorders

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Biological Foundations of Mental Health: CNS Development Disorders

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Questions and Answers

What is the main function of projection neurons mentioned in the text?

Connecting structures from the brain to the spinal cord (correct)

Creating synapses within the spinal cord

Connecting structures from the spinal cord to the brain

Connecting structures within the brain only

Which structure serves as the main pathway for major ascending and descending axons shown in red in the text?

Internal capsule (correct)

Cerebellum

Hippocampus

Corpus callosum

Which type of fibers do projection neurons include according to the text?

Visual fibers ascending to the occipital lobe

Olfactory fibers projecting to the olfactory bulb

Motor fibers descending from the motor cortex (correct)

Auditory fibers connecting to the auditory cortex

What is a major advance in neuroimaging mentioned in the text that helps understand brain connectivity better?

Tractography Signup and view all the answers

In what way does diffusion tensor tractography rely on water according to the text?

Looking at the ways water diffuses through brain structures Signup and view all the answers

Which fibers carry information from the spinal cord to the cortex as mentioned in the text?

Ascending somatosensory fibers Signup and view all the answers

What is a major function of the internal capsule according to the text?

Serving as a pathway for major ascending and descending axons Signup and view all the answers

Which technique enables imaging of myelin in the brain as discussed in the text?

Diffusion tensor tractography Signup and view all the answers

What is a common feature of association, commissural, and projection neurons mentioned in the text?

Connecting cortical structures to other parts of the brain. Signup and view all the answers

What type of fibers are included within projection neurons that are crucial for voluntary movements?

Motor fibers descending from the motor cortex Signup and view all the answers