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Related Concept Videos

Trachea01:22

Trachea

2.5K
The trachea, commonly known as the windpipe, is a vital part of the human respiratory system. It serves as a passageway for air to travel between the larynx and the bronchi, allowing oxygen to reach the lungs. Let's explore its anatomical features, dimensions, layers of the tracheal wall, associated muscles, and the functions of its parts.
Anatomical Features:
Location: About half of the trachea is situated in the neck, anterior to the esophagus, and extends from the larynx (at the level of...
2.5K
The Bronchial Tree01:23

The Bronchial Tree

3.4K
The human bronchi and bronchial tree play a crucial role in the respiratory system, facilitating the exchange of oxygen and carbon dioxide. Let's delve into the intricate structure and functions of these respiratory components.
The trachea, commonly known as the windpipe, is a tube that connects the larynx (voice box) to the bronchi. At a point called the carina, it bifurcates into two primary bronchi. The right primary bronchus is wider, shorter, and more vertical than the left primary...
3.4K
Anatomy of Respiratory System II: Lower Respiratory Tract01:31

Anatomy of Respiratory System II: Lower Respiratory Tract

1.4K
The lower respiratory tract is anatomically composed of several vital structures, including the larynx, trachea, bronchial tree, alveoli, lungs, and pleurae. Each component has a specific function, and all are intricately connected to ensure efficient respiration.
The Larynx
It is located between the pharynx and the trachea, acts as a passageway for air, and hosts several critical structures, such as the epiglottis, vocal cords, and glottis. The epiglottis acts as a gateway, guiding food to the...
1.4K
Tracheostomy: Procedure and Tubes01:28

Tracheostomy: Procedure and Tubes

980
A tracheostomy is a surgical procedure that creates an artificial opening into the trachea, typically at the second or third cartilaginous ring level. This opening allows the insertion of a tracheostomy tube, which can replace an endotracheal tube, provide mechanical ventilation, bypass an upper airway obstruction, or remove accumulated tracheobronchial secretions.
Tracheostomy tubes can be made of semiflexible plastic (polyurethane or silicone), rigid plastic, or metal, and they come in...
980
Endoscopic Studies I: Bronchoscopy and Thoracoscopy01:30

Endoscopic Studies I: Bronchoscopy and Thoracoscopy

259
Endoscopy is a non-surgical medical technique used to examine a person's internal organs and vessels. This lesson will focus on two types of endoscopic studies: bronchoscopy and thoracoscopy.
Bronchoscopy
Description
Bronchoscopy is a procedure that involves direct visualization of the larynx, trachea, and bronchi for diagnostic and therapeutic purposes. A flexible fiber optic or rigid bronchoscope is used to carry out the procedure. The fiber-optic bronchoscope is more frequently used due...
259
Pulmonary Cycle: Exhalation01:17

Pulmonary Cycle: Exhalation

1.7K
In terms of human respiration, the act of expelling air, known as exhalation (or expiration), operates on the principle of pressure gradients. During expiration, the pressure within the lungs exceeds that of the surrounding atmosphere. Under normal conditions, quiet breathing involves passive exhalation and is free of muscular contractions. This is because the exhalation process is driven by the natural elastic recoil of the lungs and chest wall, both of which have an inherent tendency to...
1.7K

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Related Experiment Video

Updated: Aug 27, 2025

The Bovine Lung in Biomedical Research: Visually Guided Bronchoscopy, Intrabronchial Inoculation and In Vivo Sampling Techniques
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The Bovine Lung in Biomedical Research: Visually Guided Bronchoscopy, Intrabronchial Inoculation and In Vivo Sampling Techniques

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[Tracheobronchial Foreign Body].

Masayuki Tanahashi1

  • 1Division of Thoracic Surgery, Seirei Mikatahara General Hospital, Hamamatsu, Japan.

Kyobu Geka. the Japanese Journal of Thoracic Surgery
|September 26, 2022
PubMed
Summary

Foreign body aspiration, common in young children and the elderly, requires prompt diagnosis and removal. Early intervention and appropriate management are crucial for preventing complications like pneumonia.

Area of Science:

  • Medical Sciences
  • Pulmonology
  • Emergency Medicine

Background:

  • Foreign body aspiration is a significant risk in infants and the elderly.
  • Common culprits include peanuts/seeds in children and dental materials in adults.

Purpose of the Study:

  • To outline the diagnostic and management strategies for tracheobronchial foreign bodies.
  • To emphasize the importance of timely and appropriate treatment from diagnosis to post-removal care.

Main Methods:

  • Diagnosis involves history, auscultation, chest radiography (frontal/lateral), and computed tomography (CT).
  • Urgent cases with dyspnea require immediate life-saving measures before removal.
  • Removal techniques include rigid and flexible bronchoscopy, with surgery as a last resort.

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Main Results:

  • CT aids in identifying foreign bodies, their location, and secondary changes like pneumonia or atelectasis.
  • Bronchoscopic removal is the primary method, tailored to patient age.
  • Post-removal pneumonia necessitates antibiotic administration.

Conclusions:

  • Effective management of airway foreign bodies hinges on accurate diagnosis, timely removal, and vigilant post-procedure care.
  • Prompt treatment is essential to minimize morbidity and mortality associated with foreign body aspiration.