Systems neuroscience

Systems neuroscience is a sub-discipline of neuroscience that studies the function of neural circuits and systems. It is a broad field that encompasses a variety of approaches, from the study of the evolution and genetics of nervous systems, to the study of how circuits function in carrying out complex tasks.

Overview

Systems neuroscience is focused on investigating the function of neural circuits and systems. It involves a wide range of approaches, from the cellular and molecular level to the level of systems and cognition. The goal of systems neuroscience is to understand the relationship between neuronal circuits, behavior, and cognition.

History

The field of systems neuroscience has its roots in the early 20th century, with the work of Santiago Ramón y Cajal, who first proposed that the brain is composed of individual cells. This idea was further developed by Donald Hebb, who proposed that neurons that fire together wire together, forming the basis for learning and memory.

Techniques

Systems neuroscience employs a variety of techniques to investigate the function of neural circuits and systems. These include electrophysiology, optogenetics, functional magnetic resonance imaging (fMRI), and transcranial magnetic stimulation (TMS). Each of these techniques has its own strengths and limitations, and they are often used in combination to provide a more complete understanding of neural function.

Applications

The findings of systems neuroscience have a wide range of applications. They can be used to develop new treatments for neurological disorders, to improve our understanding of human cognition, and to develop new technologies, such as brain-computer interfaces.

See also

• Cognitive neuroscience
• Computational neuroscience
• Neuroanatomy
• Neurophysiology