Using both sides of your brain: The case for rapid interhemispheric switching
2008

Using Both Sides of Your Brain: The Case for Rapid Interhemispheric Switching

publication Evidence: moderate

Author Information

Author(s): Marc F. Schmidt

Primary Institution: University of Pennsylvania

Hypothesis

How do both sides of the brain coordinate their output to produce seamless behavior?

Conclusion

Songbirds achieve seamless vocal production by rapidly switching control between their brain hemispheres.

Supporting Evidence

  • Birds can switch between using the left and right sides of their brain very quickly when they sing.
  • This switching helps them produce smooth and complex sounds.
  • The study used electrical stimulation to observe how song production is affected by which hemisphere is active.

Takeaway

Birds can switch between using the left and right sides of their brain very quickly when they sing, which helps them make smooth sounds.

Methodology

The study involved electrical stimulation of brain areas in songbirds to observe effects on song production.

Limitations

The relationship between hemispheric switching and song transitions was not directly measured.

Participant Demographics

The study focused on songbirds, specifically zebra finches.

Digital Object Identifier (DOI)

10.1371/journal.pbio.0060269

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication