Body parts that humans have fine control over, such as our fingers and tongue, appear larger-than-life on the map, because they take up a disproportionate amount of the primary motor cortex.

Well, besides the motor cortex, according to the study other parts of the brain involved with learning new actions and understanding language also get revved up when we read action verbs.

New data shows that an old model of the brain's motor cortex is incomplete Scientists found evidence of two interleaved systems, ... So it's a checkerboard pattern. It's specific body parts.

Nature Neuroscience - The motor cortex re-imagined. Skip to main content. ... The multiple hand areas that make up parts of M1, ventral premotor and dorsal premotor, for example, ...

Scientists’ understanding of the organization of the human motor cortex – the parts of the brain that allow us to plan, execute, and control movements – hasn’t changed much since the ...

[Bruce] sent us another fantastic final project from the ECE4760 class at Cornell. What you see above is an array of 36 near infra red LEDs shining into this young man’s brain for the purpose… ...

Researchers said on Wednesday they have discovered that parts of the brain region called the motor cortex that govern body movement are connected with a network involved in thinking, planning ...

For nearly a century, scientists have recognized that different regions of the brain’s cortex are responsible for controlling various body movements. This understanding dates back to the 1930s, when ...

To confirm the new findings, researchers need to show that verb comprehension suffers when critical parts of the motor cortex are temporarily shut down, remark de Lafuente and Romo.

The finding involves a strip of brain tissue called the primary motor cortex. As its name suggests, this area is considered the main source of signals that control voluntary movements.

More information: Yu Qi et al, Human motor cortex encodes complex handwriting through a sequence of stable neural states, Nature Human Behaviour (2025). DOI: 10.1038/s41562-025-02157-x Journal ...

Here, using functional magnetic resonance imaging (fMRI), we investigated the dynamics of cortical reorganization in a patient's motor cortex before and after bilateral hand transplantation.