Triangular part of inferior frontal gyrus

From WikiMD's Wellness Encyclopedia


General Information
Latin pars triangularis gyri frontalis inferioris
Greek
TA98
TA2
FMA
Details
System Nervous system
Artery Middle cerebral artery
Vein
Nerve
Lymphatic drainage
Precursor
Function Language processing, Cognitive control
Identifiers
Clinical significance
Notes



The triangular part of the inferior frontal gyrus is a region of the frontal lobe of the human brain. It is one of the three parts of the inferior frontal gyrus, the other two being the orbital part of the inferior frontal gyrus and the opercular part of the inferior frontal gyrus.

Anatomy[edit | edit source]

The triangular part is located in the frontal lobe and is bounded by the anterior ascending ramus and the anterior horizontal ramus of the lateral sulcus. It is situated between the opercular part and the orbital part of the inferior frontal gyrus.

Function[edit | edit source]

The triangular part of the inferior frontal gyrus is involved in various cognitive functions, including language processing and cognitive control. It is a component of Broca's area, which is critical for speech production and language comprehension.

Clinical significance[edit | edit source]

Damage to the triangular part of the inferior frontal gyrus can result in Broca's aphasia, a condition characterized by difficulties in speech production and language processing. This area is often studied in the context of neuropsychology and cognitive neuroscience.

See also[edit | edit source]

References[edit | edit source]

,

 The Role of the Inferior Frontal Gyrus in Language Processing, 
 Journal of Cognitive Neuroscience, 
 2020, 
 Vol. 32(Issue: 5), 
 pp. 789-798, 
 DOI: 10.1162/jocn_a_01523,

Lisa,

 Neuroscience: Exploring the Brain, 
  
 Lippincott Williams & Wilkins, 
 2018, 
  
  
 ISBN 978-1496384164,


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Contributors: Prab R. Tumpati, MD