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Understanding Blood Components Quiz

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Questions and Answers

What is the primary function of leukocytes in the body?

Transport oxygen

Carry nutrients

Assist in blood clotting

Fight infection (correct)

Which process involves the movement of white blood cells out of blood vessels to reach infected tissues?

Hematopoiesis

Diapedesis (correct)

Erythropoiesis

Phagocytosis

What is the main difference between granulocytes and agranulocytes?

Granulocytes contain cytoplasmic granules, while agranulocytes do not. (correct)

Granulocytes have a longer lifespan than agranulocytes.

Granulocytes are larger in size than agranulocytes.

Granulocytes have a single nucleus, while agranulocytes have multiple nuclei.

Which type of leukocyte is the most abundant in the blood from highest to lowest concentration?

Neutrophils, Lymphocytes, Monocytes, Eosinophils, Basophils Signup and view all the answers

Why are erythrocytes (red blood cells) biconcave in shape?

To enhance gas exchange Signup and view all the answers

What is the function of leukocytes (white blood cells) in the body?

Defend against pathogens Signup and view all the answers

Which component of blood carries four oxygen molecules per protein?

Hemoglobin Signup and view all the answers

What is the process by which white blood cells squeeze through blood vessel walls to reach an infection site?

Diapedesis Signup and view all the answers

Which feature of erythrocytes (red blood cells) allows for more space for hemoglobin?

Lack of nucleus Signup and view all the answers

Why can oxygen not dissolve in blood on its own?

Blood's polarity Signup and view all the answers