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Related Concept Videos

Association Areas of the Cortex01:21

Association Areas of the Cortex

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Association areas are regions of the cerebral cortex that do not have a specific sensory or motor function. Instead, they integrate and interpret information from various sources to enable higher cognitive processes such as memory, learning, and decision-making. Some key association areas include the following:
Prefrontal Association Area: This area is located in the frontal lobe and is involved in planning, decision-making, and moderating social behavior. It connects with primary motor areas,...
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Somatosensory, Motor, and Association Cortex01:24

Somatosensory, Motor, and Association Cortex

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The somatosensory cortex in the parietal lobes is crucial for interpreting sensory data such as touch, temperature, and proprioception. The somatosensory cortex, situated in the parietal lobes, plays a vital role in interpreting sensory information like touch, temperature, and proprioception—awareness of body position. This specialized brain region features an organized structure wherein neurons at the top primarily process sensations originating from the lower body. In contrast, those at...
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Motor and Sensory Areas of the Cortex01:14

Motor and Sensory Areas of the Cortex

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The cerebral cortex, the brain's outermost layer, is pivotal in processing complex cognitive tasks, emotions, and various sensory inputs and executing voluntary motor activities. This intricate structure is divided into three primary functional areas: the motor areas, sensory areas, and association areas.
Motor Areas
The motor areas located in the frontal lobe are central to controlling voluntary movements. This region is further subdivided into the primary motor cortex and the premotor cortex....
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Cerebrum: Anatomical Overview I01:26

Cerebrum: Anatomical Overview I

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The main and largest component of the human brain is the cerebrum. The cerebrum consists of two main parts: the cerebral cortex, an outer layer with wrinkles or folds known as gyri and shallow grooves called sulci, and a deeper region beneath it. The cerebrum divides into two distinct hemispheres and contains five different lobes: the frontal, parietal, temporal, occipital, and insula. The central sulcus separates the frontal and parietal lobes and two functionally important gyri — the...
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Functional Brain Systems: Limbic System01:15

Functional Brain Systems: Limbic System

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The limbic system, often called the "emotional brain," is a complex set of structures located deep within the brain. The intricate network of the limbic system supports a wide range of psychological functions, from emotional regulation to memory formation and sensory processing. This functional brain region encompasses specific parts of the diencephalon and the cerebrum, integrating the higher mental functions of the cerebral cortex with the primitive emotional responses of the deep brain...
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Lobes of the Cerebrum01:22

Lobes of the Cerebrum

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The cerebral cortex, a critical structure of the brain, is intricately divided into two hemispheres, each consisting of four distinct lobes: occipital, temporal, frontal, and parietal. These lobes function cooperatively to regulate various cognitive and sensory functions, forming the basis of our complex neural capabilities.
Frontal lobe
The frontal lobes, located behind the forehead, are the command center of our brain, controlling personality, intelligence, and voluntary muscle movements....
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Updated: Sep 3, 2025

Exploring Deep Space - Uncovering the Anatomy of Periventricular Structures to Reveal the Lateral Ventricles of the Human Brain
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Angular gyrus: an anatomical case study for association cortex.

Kathleen S Rockland1

  • 1Department of Anatomy&Neurobiology, Boston University School of Medicine, Boston, MA, 02118, USA. krock@bu.edu.

Brain Structure & Function
|July 29, 2022
PubMed
Summary
This summary is machine-generated.

The angular gyrus

Keywords:
Callosal connectionsEdge-centric networksExtrinsic connectionsIntrinsic connectionsPyramidal cellsSynaptic clusters

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Area of Science:

  • Neuroscience
  • Cognitive Neuroscience
  • Neuroanatomy

Background:

  • The angular gyrus plays a crucial role in higher-order cognitive functions.
  • Understanding its neuroanatomical basis is key to deciphering complex cognition.

Purpose of the Study:

  • To review the neuroanatomical substrates of the angular gyrus.
  • To explore how extrinsic connections and intrinsic properties contribute to functional specialization.

Main Methods:

  • Survey of existing literature on the angular gyrus.
  • Analysis across cellular, supracellular, and synaptic scales.
  • Emphasis on experimental data from nonhuman primates.

Main Results:

  • Functional specialization arises from combined connectivity and intrinsic properties.
  • Human parietal cortex enlargement, including the angular gyrus, is significant.
  • Heterogeneity in cellular and synaptic structures is an important functional property.

Conclusions:

  • The angular gyrus's specialization is shaped by its intricate anatomical organization.
  • Dynamic membership in brain-wide subnetworks is supported by anatomical features.
  • Further research is needed to elucidate the functional role of these features in cognition.