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Erythrocyte Structure and Function

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Questions and Answers

Which organ primarily produces and secretes erythropoietin?

Spleen

Kidneys (correct)

Liver

Heart

What enzyme found in erythrocytes accelerates the combination of carbon dioxide and water?

Amylase

Pepsin

Carbonic anhydrase (correct)

Lactase

What is the main factor that stimulates erythrocyte production?

Hemoglobin concentration

Erythropoietin hormone (correct)

Carbonic anhydrase enzyme

Hypoxia

What is the most important function of erythrocytes?

Transporting hemoglobin Signup and view all the answers

What is responsible for 50% of the buffering power of whole blood?

Erythrocytes Signup and view all the answers

What stimulates erythrocyte production in the body?

Hypoxia and anemia Signup and view all the answers

What is the primary function of hemoglobin in erythrocytes?

To transport oxygen from the tissues to the lungs Signup and view all the answers

Where is the majority of the iron stored in the body?

In the liver as ferritin and hemosiderin Signup and view all the answers

What happens to aged erythrocytes in the body?

They are absorbed by macrophages in the liver and spleen Signup and view all the answers

What determines normal erythrocyte production in the body?

Genetically normal precursor cells, functional bone marrow, and regular intake of essential nutrients Signup and view all the answers