Functional Human Respiration Model
Description
A Functional Human Respiration Model is an educational apparatus designed to demonstrate the mechanics of breathing and the structure of the human respiratory system. This model typically includes an assembly that visually simulates the primary processes of inhalation and exhalation, making it ideal for teaching students how the lungs and diaphragm work together during respiration.
Features of a Functional Respiration Model
The model often consists of an acrylic bell jar (to represent the chest cavity), two balloons (lungs), a Y tube (trachea and bronchi), and a stretchable rubber diaphragm.
When the diaphragm is pulled downward, it lowers the pressure inside the jar, causing the balloons to inflate, simulating inhalation.
Pushing the diaphragm up raises the pressure and causes the balloons to deflate, mimicking exhalation.
The model is easy to assemble and comes with instructional material for classroom demonstrations.
Educational Applications
The model is widely used in schools and laboratories to demonstrate the functional anatomy of the lungs and diaphragm during breathing.
It provides a hands-on way for students to observe the effects of pressure changes in the thoracic cavity on lung expansion and contraction.
By engaging with the model, students can better understand the physiological processes underlying human respiration and appreciate the role of each anatomical component involved.
Specifications
| Model No. | N-EM0160 |
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