Transparent Lung Anatomy Training Model

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Model Number: NH-13327

Brand: Niche Healthcare


This model presents 10 segments in the right lung and 8 in the left. The distributions of the bronchial tree can be observed through the transparent lungs. The lung made of transparent plastic. The trachea and bronchial tree is made of PVC. 2 times enlarged.

SKU: NH-13327 - VS042938449 Category: Tag:


Categories         Anatomical Model

Subject               Medical Science

Material              Eco-friendly PVC

Application       School/Hospital/Laboratory

Packing               Carton Box

Certificate         CE

Feature               Detailed Anatomy Structures


The lungs are vital respiratory organs located in the chest cavity, primarily responsible for gas exchange, allowing oxygen to enter the bloodstream and carbon dioxide to be expelled from the body. Here are the key components of the lungs:

  1. Bronchi and Bronchioles

Bronchi: The two main airways that branch off from the trachea (windpipe) and enter each lung. The right bronchus leads to the right lung, and the left bronchus leads to the left lung.

Bronchioles: Smaller branches of the bronchi that spread throughout the lungs, leading to the alveoli. They continue to branch into smaller and finer tubes called terminal bronchioles and respiratory bronchioles.

  1. Alveoli

Alveolar Sacs: Tiny air sacs at the end of the bronchioles where gas exchange occurs. Each alveolus is surrounded by a network of capillaries.

Alveolar Membrane: The thin barrier through which oxygen and carbon dioxide are exchanged between the alveoli and the blood.

  1. Pleura

Visceral Pleura: The membrane that covers the surface of each lung.

Parietal Pleura: The membrane that lines the chest cavity.

Pleural Cavity: The space between the visceral and parietal pleura, containing pleural fluid that lubricates the surfaces and allows smooth movement of the lungs during breathing.

  1. Diaphragm and Intercostal Muscles

Diaphragm: A large, dome-shaped muscle located below the lungs that plays a crucial role in breathing by contracting and relaxing to allow air to enter and exit the lungs.

Intercostal Muscles: Muscles located between the ribs that assist in expanding and contracting the chest cavity during respiration.

  1. Lobes

Right Lung: Consists of three lobes (upper, middle, and lower), separated by fissures.

Left Lung: Consists of two lobes (upper and lower) and a cardiac notch to accommodate the heart.

  1. Respiratory Membrane

A thin barrier formed by the alveolar and capillary walls where the gas exchange occurs. It includes:

Alveolar Epithelium: The inner lining of the alveolus.

Capillary Endothelium: The lining of the capillary.

Basement Membranes: The thin layers of connective tissue between the alveolar epithelium and capillary endothelium.

  1. Blood Supply

Pulmonary Arteries: Carry deoxygenated blood from the right side of the heart to the lungs.

Pulmonary Veins: Carry oxygenated blood from the lungs back to the left side of the heart.

Capillaries: Fine blood vessels surrounding each alveolus, where gas exchange takes place.

  1. Airway Structures

Trachea: The windpipe that conducts air from the throat to the bronchi.

Epiglottis: A flap of tissue that covers the trachea during swallowing to prevent food and liquids from entering the airway.

  1. Cilia and Mucus

Cilia: Hair-like structures lining the respiratory tract that move in a coordinated manner to expel mucus and trapped particles out of the airways.

Mucus: A sticky substance produced by goblet cells that traps dust, microbes, and other particles inhaled with air.

These components work together to ensure efficient respiration, protecting the body from airborne pathogens and particles, and maintaining proper oxygen and carbon dioxide levels in the blood.


What Organs Are In The Human Body?

What Organs Are In The Human Body?


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