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Blood Components and Functions

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Questions and Answers

What is the purpose of erythrocytes (RBC's) in the blood?

Initiate the clotting cascade

Defend against infectious agents

Maintain osmotic pressure

Transport oxygen to tissues (correct)

Which component of blood carries nutrients and waste throughout the body?

Erythrocytes

Leukocytes

Platelets

Plasma (correct)

What is the main function of leukocytes (WBC's) in the blood?

Initiate the clotting cascade

Defend against infectious agents (correct)

Maintain osmotic pressure

Transport oxygen to tissues

Which type of leukocyte releases histamine, leading to the dilation of blood vessels?

Basophil Signup and view all the answers

What is the main purpose of platelets in the blood?

Initiate the clotting cascade Signup and view all the answers

How do leukocytes locate areas of infection or damage in the body?

Through positive chemotaxis Signup and view all the answers

Which condition is characterized by a decreased availability of oxygen due to low RBC count or low hemoglobin concentration?

Anemia Signup and view all the answers

What is hemoglobin's role in erythrocytes (RBC's)?

Bind with iron to carry oxygen Signup and view all the answers

Which leukocyte type is known for being an active phagocyte and the first responder during an infection?

Neutrophil Signup and view all the answers

What is the purpose of sickled cells in sickle cell anemia?

Prevent oxygen binding to cells Signup and view all the answers