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Related Concept Videos

Pulmonary Function Tests01:25

Pulmonary Function Tests

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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...
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Gross Anatomy of the Lungs01:17

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The lungs are a pair of vital organs connected to the trachea via the left and right bronchi. The base of these organs meets the dome-shaped muscle known as the diaphragm. Encased by the pleurae, the lungs contact the mediastinum. The right lung is shorter yet wider, and has a larger volume than the left lung. The left lung has an indentation known as the cardiac notch. The superior region of the lungs is referred to as the apex, whereas the base is the lower region near the diaphragm. The...
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Overview of Pulmonary Circulation01:19

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The pulmonary circulation is a vital system in our body that acts as a bridge between the respiratory and cardiovascular systems. It serves as a transport network for deoxygenated blood from the heart to the lungs and then returns oxygen-rich blood back to the heart.
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Pulmonary Ventilation: Inhalation01:24

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Pulmonary ventilation is a vital process that ensures the exchange of oxygen and carbon dioxide in the lungs. It refers to the movement of air into and out of the lungs, enabling the body to obtain oxygen and remove waste carbon dioxide. In this article, we will explore the intricacies of pulmonary ventilation, including its underlying principles, mechanisms, and the interplay of pressures within the respiratory system.
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Factors Affecting Pulmonary Ventilation01:19

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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...
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Chest Physiotherapy01:24

Chest Physiotherapy

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Chest Physiotherapy (CPT) is a therapeutic technique used in respiratory care to improve ventilation, clear bronchial secretions, and enhance the efficiency of respiratory muscles. This therapy includes three primary procedures: postural drainage, percussion, and vibration. It can be performed on spontaneously breathing patients and those who are intubated and mechanically ventilated.
Purpose
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Related Experiment Video

Updated: Jul 6, 2025

Ex Vivo Porcine Experimental Model for Studying and Teaching Lung Mechanics
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Novel and Engaging Teaching Method for Pulmonary Physiology.

Lisa M Ulrich1,2, Sabrina Palacios1,2, Debra Boyer1,2

  • 1Pediatric Pulmonology, Nationwide Children's Hospital, Columbus, OH, USA.

Journal of Medical Education and Curricular Development
|January 1, 2024
PubMed
Summary

Engaging lectures improved pediatric pulmonary fellows' understanding and confidence in physiology more than flipped classrooms. This teaching method is recommended for future fellows.

Keywords:
interactive learning stylephysiology

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Area of Science:

  • Medical Education
  • Pediatric Pulmonology
  • Physiology Education

Background:

  • Pulmonary physiology education is crucial for pediatric pulmonary fellows.
  • A declining satisfaction with the flipped classroom method prompted this study.
  • No prior research compared flipped classroom to engaging lectures for this topic.

Purpose of the Study:

  • To compare the effectiveness of flipped classroom versus engaging lecture methods for pediatric pulmonary physiology education.
  • To determine the optimal curriculum for enhancing fellows' understanding and confidence.

Main Methods:

  • Five sessions used a flipped classroom approach, and five used an engaging lecture style.
  • Anonymous surveys with a five-point Likert scale assessed fellow satisfaction.
  • An unpaired t-test was used for statistical comparison of survey responses.

Main Results:

  • Fellows showed significantly greater improvement in understanding after engaging lectures.
  • Engaging lectures increased test-taking confidence and were deemed more useful.
  • Fellows were more likely to recommend engaging lecture sessions.

Conclusions:

  • The engaging lecture style is more beneficial for pediatric pulmonary fellows' physiology education.
  • This method enhances learning outcomes and satisfaction compared to the flipped classroom.