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
Sound Intensity Level00:53

Sound Intensity Level

4.0K
Humans perceive sound by hearing. The human ear helps sound waves reach the brain, which then interprets the waves and creates the perception of hearing. The loudness of the environment in which a person is located determines whether they can distinguish between different sound sources.
The human ear can perceive an extensive range of sound intensity, necessitating the use of the logarithmic scale to define a physical quantity—the intensity level. It is a ratio of two intensities and...
4.0K
Perceiving Loudness, Pitch, and Location01:21

Perceiving Loudness, Pitch, and Location

1.3K
The human brain perceives pitch through two primary mechanisms reflected in place theory and frequency theory. Each mechanism describes how sound waves are interpreted as specific pitches by the brain, offering insights into the intricate processes of auditory perception.
Place theory, or place coding, suggests that different pitches are heard because various sound waves activate specific locations along the cochlea's basilar membrane. The brain determines the pitch of a sound by...
1.3K
Perception of Sound Waves01:01

Perception of Sound Waves

4.7K
The human ear is not equally sensitive to all frequencies in the audible range. It may perceive sound waves with the same pressure but different frequencies as having different loudness. Moreover, the perception of sound waves depends on the health of an individual's ears, which decays with age. The health of one's ears may also be affected by regular exposure to loud noises.
The pitch of a sound depends on the frequency and the pressure amplitude of the source. Two sounds of the same...
4.7K
The Availability Heuristic01:08

The Availability Heuristic

6.1K
A heuristic is a general problem-solving framework (Tversky & Kahneman, 1974). You can think of these as mental shortcuts that are used to solve problems. Different types of heuristics are used in different types of situations, and the impulse to use a heuristic occurs when one of five conditions is met (Pratkanis, 1989):
6.1K
Physical Assessment of the Respiratory Tract IV: Auscultation01:28

Physical Assessment of the Respiratory Tract IV: Auscultation

3.8K
Auscultation is a crucial component of the physical assessment of the respiratory tract. It offers valuable insights into airflow through the bronchial tree and potential lung obstructions. This process involves careful listening to breath, voice, and adventitious sounds, which can reveal a wealth of information about a patient's respiratory health.
Breath Sounds
Breath sounds are categorized into vesicular, bronchovesicular, and bronchial.
3.8K

You might also read

Related Articles

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

Sort by
Same author

Exhaled Breath Analysis for Head and Neck Cancer Using Fourier-Transform Infrared Spectroscopy: A Feasibility Study for Non-Invasive Screening.

Diagnostics (Basel, Switzerland)·2026
Same author

Trial for developing a reference extract for future standardization of Japanese cypress pollen extracts.

Auris, nasus, larynx·2025
Same author

Inosine shapes PD-1 blockade responses and synergizes with dual PD-1/CTLA-4 immunotherapy to enhance antitumor immunity.

Cancer immunology, immunotherapy : CII·2025
Same author

MHC class I polypeptide-related sequence B shedding modulates pancreatic tumor immunity via the activation of NKG2D<sup>Low</sup> T cells.

Scientific reports·2024
Same author

Isobutyric acid enhances the anti-tumour effect of anti-PD-1 antibody.

Scientific reports·2024
Same author

Residual nasal polyp tissue following dupilumab therapy is associated with periostin-associated fibrosis.

European archives of oto-rhino-laryngology : official journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery·2023

Related Experiment Video

Updated: May 2, 2026

Modified Experimental Conditions for Noise-Induced Hearing Loss in Mice and Assessment of Hearing Function and Outer Hair Cell Damage
07:13

Modified Experimental Conditions for Noise-Induced Hearing Loss in Mice and Assessment of Hearing Function and Outer Hair Cell Damage

Published on: February 10, 2023

2.8K

[Hearing loss in noisy workplaces].

Hitome Kobayashi1

  • 1Department of Otorhinolaryngology, School of Medicine, Showa University.

Nihon Rinsho. Japanese Journal of Clinical Medicine
|March 11, 2014
PubMed
Summary

Preventing noise-induced hearing loss (NIHL) is crucial as no cure exists. Current guidelines apply to large workplaces, but should be expanded to all sites to protect more workers from occupational noise exposure.

Area of Science:

  • Occupational health
  • Audiology
  • Environmental health

Context:

  • Noise-induced hearing loss (NIHL) is a significant occupational health issue.
  • Current therapeutic options for NIHL are unavailable, emphasizing preventative measures.
  • Japanese Ministry of Labour guidelines (1992) mandate noise exposure controls for workplaces with over 50 employees and noise levels ≥ 85 dB(A).

Purpose:

  • To highlight the need for comprehensive strategies to prevent NIHL.
  • To advocate for the expansion of existing noise exposure guidelines to all workplaces, regardless of size.
  • To underscore the importance of auditory controls and minimizing occupational noise exposure.

Summary:

  • Prolonged occupational noise exposure causes irreversible NIHL.

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

Modified Experimental Conditions for Noise-Induced Hearing Loss in Mice and Assessment of Hearing Function and Outer Hair Cell Damage
07:13

Modified Experimental Conditions for Noise-Induced Hearing Loss in Mice and Assessment of Hearing Function and Outer Hair Cell Damage

Published on: February 10, 2023

2.8K
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
  • Preventative actions and auditory controls are essential due to the lack of NIHL therapies.
  • Current Japanese guidelines for preventing NIHL apply only to larger companies and should be universally implemented.

    • Impact:

    • Expanding noise prevention guidelines to all workplaces can reduce the incidence of NIHL.
    • Universal implementation of these guidelines will enhance worker protection in smaller enterprises.
    • Proactive noise management is vital for preserving hearing health in the workforce.