brain in action
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Questions and Answers

What is the basic unit of the nervous system?

Neuron

Define neural tuning or coding.

Mechanism by which neurons respond to stimuli

What is a synapse?

Junction between two neurons for signal transmission

Describe the concept of Hierarchical Action Control.

<p>Concept that action control is organized in a hierarchical manner in the brain</p> Signup and view all the answers

Explain the Computational Model of Action Control proposed by Blakemore et al.

<p>Describes cognitive processes in action control using goal/intention, planner motor command, efference copy, forward model, and sensory feedback</p> Signup and view all the answers

What does the Hierarchical control hypothesis suggest?

<p>Actions are controlled at different levels of the nervous system, with higher levels for complex planning and lower levels for execution</p> Signup and view all the answers

What is the main focus of population coding studies in neuroscience?

<p>Investigate how groups of neurons collectively represent information.</p> Signup and view all the answers

How do population coding studies challenge traditional research on brain function?

<p>They challenge the traditional focus on single-neuron studies.</p> Signup and view all the answers

Why are population coding studies essential for brain-computer interface technologies?

<p>They provide a basis for developing computational models of brain function.</p> Signup and view all the answers

What is the concept of population synergies in M1 related to?

<p>Coordinated activity among groups of neurons in M1.</p> Signup and view all the answers

Why are population synergies considered essential for motor actions?

<p>Essential for producing complex and fluid motor actions.</p> Signup and view all the answers

How do population synergies contribute to motor control?

<p>They are essential for coordinating multiple muscles for fluid movements.</p> Signup and view all the answers

What is the significance of the precentral gyrus in the context of motor control?

<p>It is the part of the frontal lobe where M1 is located.</p> Signup and view all the answers

Explain the concept of neural coding in the context of motor control.

<p>It is the process of how neurons represent various aspects of the environment or movement.</p> Signup and view all the answers

What is the role of the corticospinal tract in motor control?

<p>It is the major pathway connecting the brain to the spinal cord for motor control.</p> Signup and view all the answers

Define the term Equifinality in the context of motor pathways.

<p>It is the ability to achieve the same outcome through different motor pathways.</p> Signup and view all the answers

How does the concept of plasticity relate to the brain's ability to change in response to learning or experience?

<p>Plasticity refers to the brain's ability to change and adapt, especially in response to learning or experience.</p> Signup and view all the answers

Explain the concept of synergy in the context of muscle movement.

<p>Synergy refers to the coordinated action of muscles producing movement.</p> Signup and view all the answers

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