Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Hearing01:31

Hearing

48.0K
When we hear a sound, our nervous system is detecting sound waves—pressure waves of mechanical energy traveling through a medium. The frequency of the wave is perceived as pitch, while the amplitude is perceived as loudness.
48.0K
Auditory Pathway01:15

Auditory Pathway

7.1K
Auditory pathways constitute the complex neural circuits responsible for transmitting and interpreting auditory information from the peripheral auditory system to the brain. Sound waves are initially captured by the outer ear, funneled through the ear canal, and reach the tympanic membrane (eardrum). These vibrations are transmitted via the middle ear's ossicles to the inner ear's cochlea.
When viewed cross-sectionally, the cochlea reveals the scala vestibuli and scala tympani flanking...
7.1K
Olfactory Receptors: Location and Structure01:03

Olfactory Receptors: Location and Structure

10.5K
The process of olfaction, also known as the sense of smell, is a sophisticated chemical response system. The specialized sensory neurons that facilitate this process, known as olfactory receptor neurons, are situated in an upper segment of the nasal cavity, known as the olfactory epithelium. Olfactory sensory neurons are bipolar, with their dendrites extending from the epithelium's apex into the mucus that lines the nasal cavity. Airborne molecules, when inhaled, traverse the olfactory...
10.5K
Unrenewable Cells00:50

Unrenewable Cells

2.1K
In humans, the photoreceptor cells of the eye and sensory hair cells of the ear lack stem cells. These cells are thus unrenewable and cannot be replaced when they are damaged or destroyed.
Photoreceptors
The retina is composed of several layers and contains specialized cells called photoreceptors. The photoreceptors (rods and cones) change their membrane potential when stimulated by light energy. There are two types of photoreceptors—rods and cones—which differ in the shape of...
2.1K
Neurons: The Axon01:21

Neurons: The Axon

13.5K
Axons are long, cytoplasmic processes of nerve cells capable of propagating electrical impulses known as action potentials. The cytoplasm or axoplasm of an axon contains neurofibrils, neurotubules, small vesicles, lysosomes, mitochondria, and various enzymes, all encased within the axolemma, the plasma membrane of the axon.
The axon attaches to the cell body at a cone-shaped elevation called the axon hillock. The initial part of the axon, closest to the hillock, is known as the initial segment....
13.5K
The Role of Ion Channels in Neuronal Computation01:19

The Role of Ion Channels in Neuronal Computation

3.2K
A postsynaptic neuron usually receives numerous impulses from several other presynaptic neurons. The axon hillock of the postsynaptic neuron integrates all these signals and determines the likelihood of firing an action potential.
Sometimes a single EPSP is strong enough to induce an action potential in the postsynaptic neuron. However, multiple presynaptic inputs must often create EPSPs around the same time for the postsynaptic neuron to be sufficiently depolarized to fire an action potential....
3.2K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Opto-Myomatrix: μLED Integrated Microelectrode Arrays for Optogenetic Activation and Electrical Recording in Muscle Tissue.

IEEE transactions on bio-medical engineering·2026
Same author

Blue plaque review series: Thomas Graham Brown: Before his time.

Experimental physiology·2026
Same author

Persistent adaptation through dual-timescale regulation of ion channel properties.

Proceedings of the National Academy of Sciences of the United States of America·2026
Same author

High performance sorting of motor unit action potentials with EMUsort.

bioRxiv : the preprint server for biology·2026
Same author

Persistent Adaptation through Dual-Timescale Regulation of Ion Channel Properties.

bioRxiv : the preprint server for biology·2025
Same author

Relative timescale of channel voltage dependence and channel density regulation impacts assembly and recovery of activity.

eLife·2025
Same journal

The exquisite mechanics of a tsetse bite.

eLife·2026
Same journal

Distinct involvements of the subthalamic nucleus subpopulations in reward-biased decision-making in monkeys.

eLife·2026
Same journal

Pink1-mediated mitophagy in the endothelium releases proteins encoded by mitochondrial DNA and activates neutrophil responses during inflammation.

eLife·2026
Same journal

Restraint of melanoma progression by cells in the local skin environment.

eLife·2026
Same journal

Brawn before bite in endemic Asian eutherian mammals after the end-Cretaceous extinction.

eLife·2026
Same journal

Experimental evolution to thermal stress indicates climate resilience in a cosmopolitan arthropod.

eLife·2026
See all related articles

Related Experiment Video

Updated: May 2, 2026

Initiating Differentiation in Immortalized Multipotent Otic Progenitor Cells
12:17

Initiating Differentiation in Immortalized Multipotent Otic Progenitor Cells

Published on: January 2, 2016

7.9K

Falling on deaf neurons.

Samuel J Sober1, Ronald L Calabrese

  • 1Samuel J Sober is in the Department of Biology, Emory University, Atlanta, United States samuel.j.sober@emory.edu.

Elife
|February 20, 2014
PubMed
Summary
This summary is machine-generated.

Birdsong processing in the brain involves selective signal blocking. This mechanism prevents external auditory signals from interfering with vocalization-related neural activity during singing.

Keywords:
auditory feedbackbirdsongsensorimotorzebra finch

More Related Videos

Neuro-rehabilitation Approach for Sudden Sensorineural Hearing Loss
09:44

Neuro-rehabilitation Approach for Sudden Sensorineural Hearing Loss

Published on: January 25, 2016

20.5K
Semi-Automated Analysis of Peak Amplitude and Latency for Auditory Brainstem Response Waveforms Using R
06:01

Semi-Automated Analysis of Peak Amplitude and Latency for Auditory Brainstem Response Waveforms Using R

Published on: December 9, 2022

2.8K

Related Experiment Videos

Last Updated: May 2, 2026

Initiating Differentiation in Immortalized Multipotent Otic Progenitor Cells
12:17

Initiating Differentiation in Immortalized Multipotent Otic Progenitor Cells

Published on: January 2, 2016

7.9K
Neuro-rehabilitation Approach for Sudden Sensorineural Hearing Loss
09:44

Neuro-rehabilitation Approach for Sudden Sensorineural Hearing Loss

Published on: January 25, 2016

20.5K
Semi-Automated Analysis of Peak Amplitude and Latency for Auditory Brainstem Response Waveforms Using R
06:01

Semi-Automated Analysis of Peak Amplitude and Latency for Auditory Brainstem Response Waveforms Using R

Published on: December 9, 2022

2.8K

Area of Science:

  • Neuroscience
  • Bioacoustics
  • Animal Behavior

Background:

  • Birdsong is a complex vocalization crucial for communication and reproduction in many avian species.
  • Understanding the neural mechanisms underlying vocal control is essential for deciphering complex behaviors.

Purpose of the Study:

  • To investigate the neural processes birds employ to maintain vocalization integrity during singing.
  • To determine if the singing bird's brain can actively filter auditory input.

Main Methods:

  • Electrophysiological recordings in singing birds.
  • Auditory stimulation during vocalizations.
  • Analysis of neural activity patterns in relevant brain regions.

Main Results:

  • The singing bird's brain exhibits reduced responsiveness to external auditory stimuli.
  • Specific neural pathways appear to actively suppress non-vocalization-related signals.
  • This filtering mechanism is dynamic and linked to the act of singing.

Conclusions:

  • Birds possess a sophisticated neural mechanism to block interfering auditory signals while singing.
  • This brain function ensures the clarity and continuity of birdsong.
  • Further research can explore this mechanism in other vocalizing animals.