Blood Components Quiz

What is the function of red blood cells and plasma in the blood?

• They fight infection.

• They initiate the blood clotting process.

• They transport substances in the body.

• They are not involved in any specific function.

Which component of blood is primarily responsible for fighting infection?

• Plasma

• Platelets

• Red blood cells

• White blood cells

What is the role of platelets in the blood?

• They transport substances in the body.

• They fight infection.

• They initiate the blood clotting process.

• They carry oxygen to the tissues.

Which of the following are components of blood?

• Plasma, erythrocytes, leukocytes, and platelets

• Plasma, erythrocytes, and hormones

• Leukocytes, hormones, and platelets

• Erythrocytes, leukocytes, and enzymes

What is the liquid component of blood that is mostly water, but also contains proteins, glucose, mineral ions, hormones, and carbon dioxide?

• Red blood cells

• Platelets

• Plasma

• White blood cells

Which of the following is a function of white blood cells?

• Transporting oxygen

• Clotting blood

• Fighting infections

• Carrying nutrients

What process is used to separate the different components of blood for analysis?

• Filtration

• Centrifugation

• Sedimentation

• Coagulation

Which type of blood cell is primarily responsible for carrying oxygen to the body's tissues?

• Lymphocytes

• Eosinophils

• Red blood cells

• Neutrophils

What are platelets primarily responsible for?

• Fighting pathogens

• Carrying oxygen

• Blood clotting

• Regulating temperature

How many liters of blood does the average adult have?

• About three liters

• About five liters

• About eight liters

• About ten liters