Quiz on Blood and Its Functions

What is plasma?

• A type of red blood cell

• A yellowish fluid with nutrients, proteins, and waste products

• A type of white blood cell

• A protein that carries oxygen

What are red blood cells also called?

• Leukocytes

• Thrombocytes

• Erythrocytes

• Platelets

What protein in red blood cells carries oxygen?

• Plasma

• Hemoglobin

• Antibodies

• Platelets

How long does a red blood cell live?

• About 9 days

• About 4 months

• About 1 year

• About 1 week

What is the main role of white blood cells?

• To carry oxygen

• To help the body defend against infection

• To clot blood

• To transport nutrients

What are platelets also known as?

• Erythrocytes

• Leukocytes

• Thrombocytes

• Plasma cells

What is the lifespan of platelets in the bloodstream?

• About 4 months

• About 9 days

• About 1 year

• About 1 week

What do white blood cells produce to help fight infections?

• Hemoglobin

• Antibodies

• Platelets

• Plasma

What happens to blood after it delivers oxygen to the body?

• It is stored in the liver

• It returns to the heart

• It is exhaled as carbon dioxide

• It is converted into plasma

What is the color of blood when hemoglobin picks up oxygen?

• Blue

• Green

• Bright red

• Yellow