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

Pulmonary Function Tests01:25

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...
Factors Affecting Pulmonary Ventilation01:19

Factors Affecting Pulmonary Ventilation

Besides the pressure difference between the external environment and the lungs, the airflow rate and ease of pulmonary ventilation are also influenced by three other factors: surface tension of the fluid in the alveoli, compliance of the lungs, and airway resistance.
Alveolar Surface Tension
The alveolar fluid lines the luminal surface of the alveoli and exerts a force called surface tension. This force is caused by the polar water molecules in the liquid being more strongly attracted to each...
Chronic Obstructive Pulmonary Disease-IV: Assessement and Diagnostic Studies01:27

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
Lung Capacity01:47

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.
Assessment of Respiration01:23

Assessment of Respiration

The respiratory system's basic structures and primary functions lay the foundation for nurses' comprehensive respiratory assessments. This assessment includes subjective and objective data to gauge the patient's respiratory health.
Subjective Assessment: Nurses interview the patient to gather information directly during the subjective assessment. It includes questions about the individual's medical history, medications, and symptoms, focusing on past respiratory conditions like asthma or COPD,...
Respiratory Volumes01:15

Respiratory Volumes

Respiratory volumes are crucial metrics, meticulously measured to quantify the air exchanged in and out of the lungs during various phases of the breathing cycle. These precise measurements are vital for assessing lung function, diagnosing respiratory conditions, and monitoring overall respiratory health. Each parameter provides specific insights into the mechanics of breathing and the functional capacity of the lungs.
Tidal Volume (TV) Tidal volume (TV) is the air inhaled or exhaled in a...

You might also read

Related Articles

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

Sort by
Same author

Evaluating the Validity of Sleep Disturbance Scale for Children in Attention-deficit/Hyperactivity Disorder.

Basic and clinical neuroscience·2026
Same author

Continuous positive airway pressure treatment for sleep apnea in elderly patients systematic review and meta-analysis.

Sleep & breathing = Schlaf & Atmung·2025
Same author

Brief Report: The Implications of Removing Race From Interpretation of Pulmonary Function Among Persons With or Without HIV.

Journal of acquired immune deficiency syndromes (1999)·2025
Same author

Is Non-Invasive Ventilation a Good Choice in All Patients with Severe COVID-19? A Cohort Retrospective Study.

Tanaffos·2025
Same author

The implications of removing race from interpretation of pulmonary function among persons with or without HIV.

Journal of acquired immune deficiency syndromes (1999)·2024
Same author

Asian adult sleep medicine fellowship training curriculum: one curriculum, many contexts.

Journal of clinical sleep medicine : JCSM : official publication of the American Academy of Sleep Medicine·2024

Related Experiment Video

Updated: Jul 14, 2026

Employing the Forced Oscillation Technique for the Assessment of Respiratory Mechanics in Adults
06:11

Employing the Forced Oscillation Technique for the Assessment of Respiratory Mechanics in Adults

Published on: February 9, 2022

Arm span as an independent predictor of pulmonary function parameters: validation and reference values.

Mohammad Golshan1, Robert O Crapo, Babak Amra

  • 1Department of Medicine, Isfahan University of Medical Sciences, Isfahan, Iran. golshan@med.mui.ac.ir

Respirology (Carlton, Vic.)
|June 2, 2007
PubMed
Summary

Arm span is a reliable alternative to height for predicting lung function (spirometry) in healthy individuals. This method offers comparable accuracy and is particularly useful when accurate height measurements are difficult.

More Related Videos

Dual Test Gas Pulmonary Diffusing Capacity Measurement During Exercise in Humans Using the Single-Breath Method
08:44

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

Published on: February 2, 2024

Home-Based Prescribed Pulmonary Exercise in Patients with Stable Chronic Obstructive Pulmonary Disease
07:10

Home-Based Prescribed Pulmonary Exercise in Patients with Stable Chronic Obstructive Pulmonary Disease

Published on: August 24, 2019

Related Experiment Videos

Last Updated: Jul 14, 2026

Employing the Forced Oscillation Technique for the Assessment of Respiratory Mechanics in Adults
06:11

Employing the Forced Oscillation Technique for the Assessment of Respiratory Mechanics in Adults

Published on: February 9, 2022

Dual Test Gas Pulmonary Diffusing Capacity Measurement During Exercise in Humans Using the Single-Breath Method
08:44

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

Published on: February 2, 2024

Home-Based Prescribed Pulmonary Exercise in Patients with Stable Chronic Obstructive Pulmonary Disease
07:10

Home-Based Prescribed Pulmonary Exercise in Patients with Stable Chronic Obstructive Pulmonary Disease

Published on: August 24, 2019

Area of Science:

  • Pulmonary Medicine
  • Anthropometry
  • Biostatistics

Background:

  • Accurate lung function prediction is crucial for respiratory health assessment.
  • Traditional prediction equations rely on standing height, which can be challenging to measure in certain populations.
  • Arm span offers a potential alternative anthropometric measure.

Purpose of the Study:

  • To evaluate arm span as a predictor of lung function.
  • To develop and compare lung function prediction equations using arm span versus height.
  • To assess the accuracy of arm span-derived equations.

Main Methods:

  • 1865 healthy Persian volunteers underwent spirometry (FVC, FEV1, etc.) and anthropometric measurements (standing height, arm span).
  • Multiple regression analysis was used to create prediction equations based on age, gender, and arm span.
  • An independent cohort of 225 subjects validated the accuracy of arm span and height-derived equations.

Main Results:

  • Arm span-based equations accurately predicted all spirometric parameters.
  • Equations derived from arm span showed slightly smaller standard errors of the estimate compared to height-based equations.
  • Predicted height from arm span did not consistently match measured height.

Conclusions:

  • Arm span provides a reliable alternative for developing lung function prediction equations.
  • These equations are as accurate as those based on standing height.
  • Arm span-based predictions are advantageous for individuals where height measurement is unreliable.