Which gyrus is closely related to language comprehension and processing?

The inferior frontal gyrus is critically involved in language comprehension and processing, primarily due to its connection with Broca's area, which is essential for language production. This region is located in the left hemisphere for the majority of individuals, aligning with the established lateralization of language functions in the brain. The inferior frontal gyrus plays a role in syntactic processing, word retrieval, and the integration of auditory and visual language cues, making it central to the understanding and use of language.

In contrast, the other gyruses mentioned do not have the same direct association with language comprehension. The superior frontal gyrus is more involved in higher cognitive functions such as judgment and executive control. The middle frontal gyrus is primarily associated with attention and working memory processes rather than directly processing language. The precentral gyrus is known as the primary motor cortex, responsible for voluntary motor movements, not language functions. The distinct roles of these regions help to define why the inferior frontal gyrus is the key area for language comprehension and processing.