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The Circular flOw Model Illustrates

question 228

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The circular flow model illustrates


Definitions:

Respiratory Membrane

A thin barrier in the lungs where gas exchange occurs, allowing oxygen to enter the bloodstream and carbon dioxide to be expelled.

Itchy Eyes

A common symptom involving an irritating sensation in the eyes that often leads to scratching or rubbing.

Common Cold

A viral infectious disease of the upper respiratory tract, characterized by symptoms such as sneezing, sore throat, and congestion, commonly caused by rhinoviruses.

Influenza

A highly contagious viral infection that affects the respiratory system, characterized by fever, cough, and muscle aches.

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