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Related Concept Videos

Trachea01:22

Trachea

5.7K
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...
5.7K
Anatomy of Respiratory System II: Lower Respiratory Tract01:31

Anatomy of Respiratory System II: Lower Respiratory Tract

4.7K
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...
4.7K
Tracheostomy Decannulation01:21

Tracheostomy Decannulation

2.1K
Tracheostomy decannulation is a significant milestone in the liberation of mechanically ventilated patients. Despite its importance, there is no universally accepted protocol for this procedure. This demands an evidence-based, individualized approach.
Description of the Procedure
Decannulation refers to the permanent removal of the tracheostomy tube, signaling the resolution of the condition that initially necessitated the tracheostomy. The process requires a well-coordinated interplay between...
2.1K
Oxygen Delivering System II: Venturi Mask and Transtracheal Oxygen01:16

Oxygen Delivering System II: Venturi Mask and Transtracheal Oxygen

2.9K
Oxygen therapy is a pivotal aspect of medical care, particularly for patients with respiratory ailments. Two prominent oxygen-delivering systems include the Venturi mask and the transtracheal oxygen catheter.
Venturi Mask
The Venturi mask, named after the Venturi effect, is designed to deliver precise oxygen concentrations. It consists of a large tube with an oxygen inlet that narrows down, causing a pressure drop that pulls air in through adjustable side ports. The mask is a lightweight,...
2.9K
Tracheostomy: Procedure and Tubes01:28

Tracheostomy: Procedure and Tubes

4.3K
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...
4.3K
The Bronchial Tree01:23

The Bronchial Tree

7.5K
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...
7.5K

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Related Experiment Video

Updated: Mar 9, 2026

Endotracheal Intubation via Tracheotomy and Subsequent Thoracotomy in Rats for Non-Survival Applications
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Endotracheal Intubation via Tracheotomy and Subsequent Thoracotomy in Rats for Non-Survival Applications

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[Voluminous tracheal diverticulum. One case (author's transl)].

C Choffel, B Milleron, L Collot

    Journal De Radiologie, D'Electrologie, Et De Medecine Nucleaire
    |January 1, 1978
    PubMed
    Summary
    This summary is machine-generated.

    Congenital tracheal diverticula are rare, often found incidentally during investigations for lung conditions. Diagnostic imaging like bronchography and bronchoscopy help identify these tracheal abnormalities.

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    Seeding and Implantation of a Biosynthetic Tissue-engineered Tracheal Graft in a Mouse Model
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    Area of Science:

    • Pulmonology
    • Radiology
    • Anatomy

    Background:

    • Tracheal diverticula are uncommon congenital anomalies.
    • They are often discovered incidentally during the investigation of broncho-pulmonary conditions.

    Observation:

    • Accidental discovery during diagnosis of a broncho-pulmonary affection.
    • Systematic radiological examination or investigation of pulmonary conditions are common scenarios for detection.

    Findings:

    • Routine bronchography, with or without tomography, effectively visualizes diverticula characteristics and location.
    • Bronchoscopy allows detailed examination of the diverticular orifice and mucous lining.

    Implications:

    • Understanding the pathogenesis of tracheal diverticula, from rudimentary bronchiole to megalotrachea.
    • Recognizing megalotrachea as a potentially autonomous condition with distinct symptomatology.