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

Assessment of Ventilation II: Respiratory Depth and Rhythm01:29

Assessment of Ventilation II: Respiratory Depth and Rhythm

2.9K
Respiratory Depth
Respiratory depth measures the volume of air inhaled or exhaled during a breath. It can vary from shallow to deep and typically remains consistent when a person is at rest or asleep. Occasionally, individuals will automatically inhale deeply, known as sighing, which inflates the lungs with more air than normal breathing.
To assess respiratory depth, observe the degree of chest excursion or movement:
2.9K
Respiratory Volumes and Capacities I01:26

Respiratory Volumes and Capacities I

2.1K
Assessing the respiratory rate and rhythm for a complete minute is crucial for evaluating the breathing pattern. Even a minor increase in the patient's average respiratory rate, by as little as three to five breaths per minute, is an early and vital indicator of respiratory distress. Patients with a respiratory rate exceeding twenty-four breaths per minute require close monitoring to determine the physiological alterations. This careful observation is essential for prompt recognition and...
2.1K
Acute Respiratory Failure-IV01:23

Acute Respiratory Failure-IV

771
Respiratory failure can manifest suddenly or gradually, characterized by a rapid decline in PaO2 and a rapid rise in PaCO2. This situation indicates a severe respiratory problem that may quickly become a life-threatening emergency. One of the early signs of hypoxemic Acute Respiratory Failure (ARF) is a change in mental status due to the brain's sensitivity to oxygen levels and changes in acid-base balance. Symptoms such as restlessness, confusion, and agitation suggest inadequate oxygen...
771
Alterations in Respiration II01:30

Alterations in Respiration II

2.5K
There are numerous types of normal and abnormal respiration. Based on ventilatory movements, breathing patterns are classified as regular, deep, or shallow. Examples include Biot's breathing, Cheyne-Stokes respiration, Kussmaul's breathing, hyperventilation, and hypoventilation. Each pattern is clinically significant and aids in evaluating patients.
In Biot's breathing, the respiratory rate and depth are irregular, alternating between periods of deep gasping and apnea. Common causes...
2.5K
Physical Assessment of the Respiratory Tract II: Inspection01:27

Physical Assessment of the Respiratory Tract II: Inspection

1.4K
Physical assessment of the respiratory tract through inspection is a crucial step in understanding the patient's respiratory health. It provides insights into the functioning of the respiratory system, the musculoskeletal structure, and even the patient's nutritional status. This comprehensive approach involves observing several vital aspects: chest configuration, breathing patterns, respiratory rates, skin color, and use of accessory muscles.
Chest Configuration
The chest configuration...
1.4K
Assessment of Ventilation I: Respiratory Rate01:20

Assessment of Ventilation I: Respiratory Rate

3.0K
Assessment of Ventilation
A Ventilation assessment is critical for monitoring a patient's health status. Respiration, one of the most accessible vital signs, provides insights into the function of numerous body systems and can indicate serious health issues, such as brainstem injuries from head trauma.
Critical Guidelines for Assessing Ventilation:
3.0K

You might also read

Related Articles

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

Sort by
Same author

Expiratory-Gated Transcutaneous Auricular Vagus Nerve Stimulation Combined With Slow Breathing in War-Related Traumatic Stress: A Pilot Study.

Neuromodulation : journal of the International Neuromodulation Society·2026
Same author

Gastrointestinal symptom-specific anxiety is associated with disability in inflammatory bowel diseases independent of general anxiety and self-reported disease activity: evidence from a large cross-sectional patient study.

Journal of Crohn's & colitis·2026
Same author

Functional dyspnea as an early marker of vulnerability to persistent physical symptoms in the CONSTANCES population-based cohort.

Journal of psychosomatic research·2026
Same author

Meaning transfer and conditioned anger to orofacial sounds: A referential learning model of misophonia.

Behaviour research and therapy·2026
Same author

Electrohypersensitivity beyond controversies.

International journal of hygiene and environmental health·2026
Same author

Stress-related fluctuations in personality functioning in daily life: Pilot data from an ambulatory monitoring study in outpatients diagnosed with borderline personality disorder.

Clinical psychology & psychotherapy·2026

Related Experiment Video

Updated: Apr 19, 2026

Method to Obtain Pattern of Breathing in Senescent Mice through Unrestrained Barometric Plethysmography
09:13

Method to Obtain Pattern of Breathing in Senescent Mice through Unrestrained Barometric Plethysmography

Published on: April 28, 2020

7.2K

Emotion, sighing, and respiratory variability.

Elke Vlemincx1, Ilse Van Diest, Omer Van den Bergh

  • 1Research Group on Health Psychology, University of Leuven, Leuven, Belgium.

Psychophysiology
|December 20, 2014
PubMed
Summary

This study reveals how emotions impact breathing regulation. Negative emotions and high arousal increase sighing and respiratory variability, influencing breathing patterns.

Keywords:
Emotional imageryEmotional picture viewingRespiratory variabilitySighs

More Related Videos

Conducting Respiratory Oscillometry in an Outpatient Setting
14:49

Conducting Respiratory Oscillometry in an Outpatient Setting

Published on: April 8, 2022

9.0K
Investigation into Deep Breathing through Measurement of Ventilatory Parameters and Observation of Breathing Patterns
08:34

Investigation into Deep Breathing through Measurement of Ventilatory Parameters and Observation of Breathing Patterns

Published on: September 16, 2019

12.3K

Related Experiment Videos

Last Updated: Apr 19, 2026

Method to Obtain Pattern of Breathing in Senescent Mice through Unrestrained Barometric Plethysmography
09:13

Method to Obtain Pattern of Breathing in Senescent Mice through Unrestrained Barometric Plethysmography

Published on: April 28, 2020

7.2K
Conducting Respiratory Oscillometry in an Outpatient Setting
14:49

Conducting Respiratory Oscillometry in an Outpatient Setting

Published on: April 8, 2022

9.0K
Investigation into Deep Breathing through Measurement of Ventilatory Parameters and Observation of Breathing Patterns
08:34

Investigation into Deep Breathing through Measurement of Ventilatory Parameters and Observation of Breathing Patterns

Published on: September 16, 2019

12.3K

Area of Science:

  • Psychophysiology
  • Respiratory Regulation
  • Affective Science

Background:

  • The relationship between emotional states and physiological responses, specifically respiratory regulation, remains incompletely understood.
  • Respiratory variability and sighing are key indicators of autonomic nervous system activity and emotional processing.

Purpose of the Study:

  • To investigate the influence of emotional valence and arousal on respiratory regulation.
  • To examine how different emotional dimensions affect respiratory variability and sigh rate.

Main Methods:

  • Two experiments were conducted using within-subject designs.
  • Emotions were induced via picture viewing and script-driven mental imagery.
  • Respiration was continuously monitored, with subsequent subjective ratings of valence, arousal, and dominance.

Main Results:

  • Negative and high-arousal emotions significantly increased both sigh rates and respiratory variability.
  • Specific emotional stimuli, like depression imagery, led to decreased correlated variability in minute ventilation.
  • Fear imagery uniquely elevated variability in end-tidal carbon dioxide and expiratory time.

Conclusions:

  • Emotional dimensions, including valence and arousal, exert a significant influence on respiratory regulation.
  • Distinct emotional states modulate specific parameters of respiratory control.
  • These findings highlight the intricate link between emotion and the autonomic control of breathing.