Understanding Blood Components and Functions

What is the primary purpose of a Complete Blood Count (CBC) test?

• To determine blood type

• To check heart rate

• To assess the components and features of blood

• To measure blood pressure

What is the main function of red blood cells?

• To transport oxygen

• To carry nutrients

• To fight infections

• To clot blood

Which layer contains the cells responsible for immune defense?

• Plasma

• Red blood cells

• Buffy coat

• Platelets

What is the primary role of platelets in the blood?

• Fighting infections

• Carrying hormones

• Transporting oxygen

• Clotting blood

What is the main component of blood plasma?

• Water

• Nutrients

• Hormones

• Proteins

Which protein in plasma helps maintain fluid balance?

• Globulins

• Hemoglobin

• Fibrinogen

• Albumin

What percentage of plasma proteins is made up by globulins?

• 55%

• 38%

• 7%

• 92%

Which plasma protein is crucial for blood clotting?

• Hemoglobin

• Fibrinogen

• Globulins

• Albumin

What is the role of immunoglobulins in the blood?

• Transporting oxygen

• Maintaining fluid balance

• Fighting infections

• Clotting blood

What happens if fibrinogen levels are low?

• Excessive bleeding

• Increased risk of infection

• High blood pressure

• Dehydration