Ch 22- Act 10- Resplatol Mailings Review View AaBbCcDdE AaBbCcDdE AaBb NormalNo

Question

Ch 22- Act 10- Resplatol Mailings Review View AaBbCcDdE AaBbCcDdE AaBb NormalNo Spacing Head Examine each equation below and determine whether it is taking place at the lungs or in the tissues. The terms "oading" and "unloading" refer to the blood -loading a gas into the blood or unloading a gas from the blood After each equation or phrase place an L if it describes an event taking place in the lungs and a T if it describes an event taking place in the tissues. (2 pts each) a. CO2 unloading b. 75% hemoglobin saturation d. O2 loading f. co2 loading g. H2CO3 ? H + + HCO3. h, 98% hemoglobin saturation j, CO2+ H2O-> H2CO3 1. CO2 + H2O

Explanation / Answer

Ans a. CO2 unloading L. The unloading of Carbon dioxide occurs in the lungs and is known as Haldane effect. It is facilitated by high prescence of oxygen.

Ans b. 75% haemoglobin saturation occurs in the tissues and is facilitiated by change in the partial pressure.T

Ans c. O2 + HHb --------------> HbO2 + H+ occurs in the blood tissue especially in erythrocytes. T

Ans d. Oxygen loading L occurs in the lungs as it is the source of oxygen and ftions as supplier.

Ans e. H2CO3 ----------------> H+ + HCO3-  occurs in the erythrocytes which is followed by diffusion from the cytoplasm to plasma. The exchange occurs for chloride ions hence it is known as chloride shift. T

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