Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Pulmonary Function Tests

Pulmonary Function Tests

Pulmonary Function Tests (PFTs)
Pulmonary Function Tests are crucial diagnostic tools for assessing respiratory function, particularly in patients with chronic respiratory disorders. They comprehensively evaluate lung volumes, ventilatory function, breathing mechanics, diffusion, and gas exchange. These tests help diagnose pulmonary diseases and play a significant role in monitoring disease progression, evaluating disability, and assessing response to therapy.
PFTs involve using a spirometer, a...

Chronic Obstructive Pulmonary Disease-IV: Assessement and Diagnostic Studies

Chronic Obstructive Pulmonary Disease-IV: Assessement and Diagnostic Studies

Assessing and diagnosing Chronic Obstructive Pulmonary Disease (COPD) involves a detailed approach that includes a comprehensive review of medical history, physical examination, and a variety of diagnostic tests. This thorough evaluation is essential to ensure an accurate diagnosis and guide effective management strategies.
Medical History

Respiratory Capacities

Respiratory Capacities

Respiratory capacities are crucial indicators of lung function, representing the maximum amount of air an individual's respiratory system can handle during various breathing phases.
One key metric is the Inspiratory Capacity (IC), which represents the maximum amount of air that can be inhaled with full effort. IC is calculated by summing the tidal volume and inspiratory reserve volume, typically ranging from 2.4 to 3.6 liters.
The Functional Residual Capacity (FRC) represents the air in the...

Lung Capacity

Lung Capacity

The air in the lungs is measured in volumes and capacities. Lung volume measures reflect the amount of air taken in, released, or left over after a lung function, like a single inhalation. Lung capacity measures are sums of two or more lung volume measures.

Chronic Obstructive Pulmonary Disease II: Emphysema

Chronic Obstructive Pulmonary Disease II: Emphysema

Emphysema, a major phenotype of chronic obstructive pulmonary disease (COPD), is characterized by irreversible destruction of alveolar walls and permanent enlargement of distal airspaces. Unlike chronic bronchitis, which primarily affects the airways, emphysema predominantly involves the lung parenchyma, where structural damage leads to airflow limitation.PathophysiologyIt most commonly results from prolonged exposure to cigarette smoke and other toxic gases, particularly cigarette smoke.

Chronic Obstructive Pulmonary Disease-I: Introduction

Chronic Obstructive Pulmonary Disease-I: Introduction

Chronic Obstructive Pulmonary Disease (COPD) is a long-lasting respiratory condition requiring continuous attention and care. It is a progressive lung disease that leads to breathing challenges due to airflow obstruction. It manifests as persistent respiratory symptoms and restricted airflow resulting from abnormalities in the airways and alveoli, usually due to long-term exposure to harmful particles or gases. COPD mainly consists of two primary conditions: emphysema and chronic bronchitis.

You might also read

Related Articles

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

Sort by

Same author

Long-Term Disabilities in ICU Survivors of COVID-19.

Respiratory care·2024

Same author

Understanding the Meaning of Recovery to Patients Undergoing Abdominal Surgery.

JAMA surgery·2021

Same author

Measurement properties of the Reaching Performance Scale for Stroke.

Disability and rehabilitation·2019

Same author

Development of a conceptual framework of recovery after abdominal surgery.

Surgical endoscopy·2019

Same author

Measurement properties of the Human Activity Profile questionnaire in hospitalized patients.

Brazilian journal of physical therapy·2017

Same author

Physical therapy in occupational health and ergonomics: practical applications and innovative research approaches.

Brazilian journal of physical therapy·2016

Search research articles

Related Experiment Video

Updated: May 25, 2026

Dual Test Gas Pulmonary Diffusing Capacity Measurement During Exercise in Humans Using the Single-Breath Method

Dual Test Gas Pulmonary Diffusing Capacity Measurement During Exercise in Humans Using the Single-Breath Method

Published on: February 2, 2024

Pulmonary function and exercise capacity in metal industry workers.

Mônica V Gonçalves¹, Rosane F Bernardes, Luciana D Chiavegato

¹Universidade Cidade de São Paulo, Rua Cesário Galeno 448, São Paulo, Brazil.

Work (Reading, Mass.)

|February 10, 2012

Summary

This study assessed lung function and exercise capacity in metal industry workers. Findings help understand occupational health impacts on respiratory and physical fitness.

More Related Videos

Assessment of Pulmonary Capillary Blood Volume, Membrane Diffusing Capacity, and Intrapulmonary Arteriovenous Anastomoses During Exercise

Assessment of Pulmonary Capillary Blood Volume, Membrane Diffusing Capacity, and Intrapulmonary Arteriovenous Anastomoses During Exercise

Published on: February 20, 2017

Related Experiment Videos

Last Updated: May 25, 2026

Dual Test Gas Pulmonary Diffusing Capacity Measurement During Exercise in Humans Using the Single-Breath Method

Dual Test Gas Pulmonary Diffusing Capacity Measurement During Exercise in Humans Using the Single-Breath Method

Published on: February 2, 2024

Assessment of Pulmonary Capillary Blood Volume, Membrane Diffusing Capacity, and Intrapulmonary Arteriovenous Anastomoses During Exercise

Assessment of Pulmonary Capillary Blood Volume, Membrane Diffusing Capacity, and Intrapulmonary Arteriovenous Anastomoses During Exercise

Published on: February 20, 2017

Area of Science:

Occupational Health
Pulmonary Medicine
Exercise Physiology

Background:

Metal industry workers face potential respiratory hazards.
Assessing lung function and exercise capacity is crucial for worker well-being.

Purpose of the Study:

To evaluate lung function in metal industry workers.
To assess exercise capacity in the same cohort.
To determine the correlation between lung function and exercise capacity.

Main Methods:

Spirometry was used to measure lung function.
Cardiopulmonary exercise testing (CPET) assessed exercise capacity.
Statistical analysis correlated the two measures.

Main Results:

Results will detail lung function parameters (e.g., FEV1, FVC).
Exercise capacity metrics (e.g., VO2 max) will be presented.
Correlation coefficients will indicate the relationship strength.

Conclusions:

The study will elucidate the impact of occupational exposure on respiratory health.
Findings may inform targeted interventions for metal industry workers.
Understanding the lung function-exercise capacity link is key for preventative strategies.