8.1.3 Blood Components

• Blood circulates through the circulatory system
• What role do platelets play in blood?

  Blood clotting
• Plasma is the liquid part of blood that transports other blood components.


  True
• What is the alternative name for platelets?

  Thrombocytes
• Red blood cells lack a nucleus
• Why is the biconcave shape of red blood cells important?

  Oxygen absorption
• What is the primary role of white blood cells in the body?

  Immune response
• What does blood carry throughout the circulatory system?

  Oxygen, nutrients, waste products
• What is the primary function of white blood cells?

  Fight infection and disease
• What protein in red blood cells binds to oxygen?

  Hemoglobin
• Match the type of white blood cell with its function:

  Lymphocytes ↔️ Produce antibodies

  Neutrophils ↔️ Engulf bacteria

  Monocytes ↔️ Develop into macrophages
• What bone marrow cells form platelets?

  Megakaryocytes
• What substances does plasma carry to and from the body's cells?

  Nutrients, waste products, hormones
• White blood cells help the body fight infection and disease.


  True
• What is the role of blood in maintaining overall health?

  Oxygen transport and clotting
• What is the primary function of red blood cells?

  Carry oxygen
• Which protein in red blood cells binds to oxygen?

  Hemoglobin
• What type of white blood cell produces antibodies?

  Lymphocytes
• What percentage of blood volume does plasma comprise?

  55%
• What is the primary function of red blood cells?

  Carry oxygen
• The liquid part of blood is called plasma
• What is another name for red blood cells?

  Erythrocytes
• Red blood cells carry oxygen from the lungs to the body's tissues.


  True
• What protein in red blood cells binds to oxygen?

  Hemoglobin
• Hemoglobin contains iron atoms that bind to oxygen molecules
• Match the type of white blood cell with its function:

  1️⃣ Lymphocytes

  2️⃣ Produce antibodies to fight specific pathogens

  3️⃣ Neutrophils

  4️⃣ Engulf and destroy bacteria and fungi

  5️⃣ Monocytes

  6️⃣ Develop into macrophages that destroy pathogens
• The main components of blood are red blood cells, white blood cells, platelets, and plasma
• Platelets help the blood clot
• Red blood cells have a biconcave shape to increase their surface area
• The diverse roles of white blood cells contrast with the oxygen transport function of red blood cells
• Platelets are small, irregularly shaped cells without a nucleus.


  True
• What is the primary function of platelets in blood?

  Blood clotting
• What is the definition of blood?

  Body fluid in circulatory system
• What is the shape of red blood cells that maximizes gas exchange?

  Biconcave
• What system are white blood cells part of?

  Immune system
• Where are platelets derived from?

  Megakaryocytes
• Plasma transports red blood cells, white blood cells, and platelets throughout the body.


  True
• What type of fluid is blood?

  Body fluid
• White blood cells help the body fight infection and disease.


  True
• Which blood component transports oxygen from the lungs to the body's tissues?

  Red blood cells