Related Experiment Video

Updated: Aug 19, 2026

Composition and Distribution Analysis of Bioaerosols Under Different Environmental Conditions
05:45

Composition and Distribution Analysis of Bioaerosols Under Different Environmental Conditions

Published on: January 7, 2019

[The health problems related to atmospheric pollution in large industrial regions of Bulgaria]

K Basmadzhieva, S Tabakova

    Problemi Na Khigienata
    |January 1, 1991
    PubMed

    More Related Videos

    Visualizing Field Data Collection Procedures of Exposure and Biomarker Assessments for the Household Air Pollution Intervention Network Trial in India09:33

    Visualizing Field Data Collection Procedures of Exposure and Biomarker Assessments for the Household Air Pollution Intervention Network Trial in India

    Published on: December 23, 2022

    Measuring Carbon Content in Airway Macrophages Exposed to Carbon-Containing Particulate Matters05:18

    Measuring Carbon Content in Airway Macrophages Exposed to Carbon-Containing Particulate Matters

    Published on: July 12, 2024

    Related Concept Videos

    Chronic Obstructive Pulmonary Disease01:24

    Chronic Obstructive Pulmonary Disease

    COPD is defined as a heterogeneous lung condition marked by persistent respiratory symptoms such as dyspnea, cough, and sputum production, caused by abnormalities in the airways that cause airflow obstruction.
    Smoking is a primary risk factor for COPD, with over 80% of patients having a history of it. Patients typically experience progressive dyspnea or labored breathing, frequent coughing, and recurrent pulmonary infections. Many eventually succumb to respiratory failure, characterized by...
    Other Pulmonary Disorders01:17

    Other Pulmonary Disorders

    Respiratory disorders encompass a range of conditions with varying levels of severity. Asthma, marked by chronic airway inflammation and hypersensitivity, is one such condition. It can lead to airway obstruction due to factors like bronchial spasms, mucosal edema, increased mucus secretion, or epithelial damage. Asthma triggers are diverse, ranging from allergens to emotional upset, and treatment focuses on both immediate relief through bronchodilators and long-term inflammation suppression.
    Chronic Obstructive Pulmonary Disease-II: Pathophysiology01:20

    Chronic Obstructive Pulmonary Disease-II: Pathophysiology

    Chronic Obstructive Pulmonary Disease (COPD) pathophysiology is intricate and multifaceted, involving a complex interplay of physiological processes. Understanding these mechanisms is crucial for effectively managing and treating COPD. Here is an in-depth look at the critical elements in the pathophysiology of COPD:
    Chronic Inflammation
    Chronic Obstructive Pulmonary Disease I: Introduction01:23

    Chronic Obstructive Pulmonary Disease I: Introduction

    Chronic obstructive pulmonary disease is a common, preventable, and treatable respiratory disorder characterized by persistent symptoms and progressive airflow limitation. This limitation results from a combination of small-airway disease (obstructive bronchiolitis) and parenchymal destruction (emphysema), both driven by chronic inflammation from exposure to harmful particles or gases.The disease includes two main pathological entities: emphysema, marked by destruction of alveolar walls and...
    Chronic Obstructive Pulmonary Disease II: Emphysema01:23

    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 III: Chronic Bronchitis Features01:24

    Chronic Obstructive Pulmonary Disease III: Chronic Bronchitis Features

    Chronic bronchitis is a key phenotype of chronic obstructive pulmonary disease (COPD), characterized by airway-centered inflammation and mucus overproduction. It develops from long-term exposure to harmful particles or gases, most commonly cigarette smoke, which triggers a persistent inflammatory response.Cellular and Structural ChangesInflammation initially affects the large bronchi and later the smaller airways, with infiltration by immune cells, including neutrophils, macrophages, and...