Describe the transport mechanisms of oxygen and carbon dioxi

Question

Describe the transport mechanisms of oxygen and carbon dioxide in the blood.

23 Jan 2025

Answer :

Word Count : 296

Oxygen and carbon dioxide are transported in the blood through different mechanisms to ensure efficient gas exchange between the lungs and tissues.

Oxygen Transport

Oxygen is primarily transported in the blood by two mechanisms:

Hemoglobin Binding (98-99%): The majority of oxygen is carried by hemoglobin, a protein found in red blood cells. Oxygen binds to the iron-containing heme groups in hemoglobin, forming oxyhemoglobin (HbO₂). This process occurs in the lungs where oxygen __________ ________ ________ ________ ___ ________ _________.
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