Summary

The Ventrolateral Frontal Region by Michael Petrides summary

2 views 0 purchase

Course

Institution
McGill University (Mcgillu)

The passage discusses the anatomical and functional aspects of the ventrolateral frontal cortex, a region in the human brain that plays a crucial role in language production and processing.

[Show more]

Preview 1 out of 1 pages

View example

Uploaded on November 11, 2023
Number of pages 1
Written in 2023/2024
Type Summary

petrides
human cognition
cognition
brain
ventrolateral frontal region

Institution McGill University (Mcgillu)
Education Psychology
Course Unknown

CA$14.60

Added

Add to cart Add to wishlist

100% satisfaction guarantee
Immediately available after payment
Both online and in PDF
No strings attached

The Ventrolateral Frontal Region by Michael Petrides summary

The passage discusses the anatomical and functional aspects of the ventrolateral frontal cortex,
a region in the human brain that plays a crucial role in language production and processing.
Here's a summary of the key points:
1. Heterogeneous Region: The ventrolateral frontal cortex is a complex and
heterogeneous region in the brain, characterized by distinct cytoarchitectural areas and
connections with other brain regions.
2. Motor and Premotor Areas: The posterior part of the frontal lobe includes motor and
premotor areas, responsible for controlling various motor functions. These areas are
interconnected and play a role in sensorimotor control.
3. Prefrontal Cortex: Anterior to the motor areas, there is the prefrontal cortex, which
includes granular areas with distinct layer IV. These prefrontal areas are involved in
higher-order cognitive functions such as attention, working memory, memory retrieval,
and behavioral adaptation.
4. Language Processing: The most relevant part of the frontal lobe for language processing
is the inferior frontal gyrus and the adjacent ventral precentral gyrus, known as the
ventrolateral frontal region. It is specifically associated with language production.
5. Broca's Region: The posterior part of the inferior frontal gyrus, particularly Brodmann
area 44, is traditionally known as Broca's region, which is crucial for certain aspects of
language production.
6. Cortico-cortical Connections: The passage discusses the intricate network of cortico-
cortical connections between the ventrolateral frontal cortex and other brain regions,
including the parietal and temporal lobes. These connections are critical for language
functions like phonological processing and semantic retrieval.
7. Functional Implications: The ventrolateral frontal region is implicated in various
language-related processes. Area 45, in particular, is associated with controlled retrieval
of information and is considered a vital component for language comprehension and
production.
8. Hierarchical Processing: The passage suggests a hierarchical processing model for
language production, involving cognitive selection (prefrontal areas 45 and 47/12), high-
level planning (area 44 and 6VR), and motor articulation (areas 4 and 6VC).
9. Dorsolateral Prefrontal Areas: While dorsolateral prefrontal areas on the middle and
superior frontal gyrus are essential for working memory and attention control, they do
not exhibit obvious impairments in language production or comprehension.
10. Monitoring in Working Memory: The mid-dorsolateral prefrontal cortex, including area
9/46v, is involved in monitoring verbal information in working memory, particularly in
the left hemisphere, and has connections with areas responsible for language
processing.
Overall, the ventrolateral frontal cortex is a crucial hub for language-related functions, and its
various subdivisions are intricately connected with other brain regions to support different
aspects of language production and comprehension.

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller lynnnnehme14. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for CA$14.60. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

76449 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling