Blood Functions and Composition: 10th Grade Assessment

What percentage of total blood volume is composed of plasma?

• 45%
• 55%
• 65%
• 35%

What is the most abundant protein in plasma?

• Globulin
• Fibrinogen
• Albumin
• Hemoglobin

Which component of the blood is responsible for transporting oxygen?

• White blood cells
• Platelets
• Plasma
• Red blood cells

What is the primary function of fibrinogen in the blood?

• Oxygen transport
• Blood clotting
• Immune defense
• Hormone regulation

How long is the typical lifespan of red blood cells?

• 60 days
• 120 days
• 30 days
• 90 days

Which of the following is NOT a component of plasma?

• Water
• Nutrients
• Red blood cells
• Electrolytes

Where does hematopoiesis primarily occur?

• Liver
• Heart
• Lungs
• Bones

What condition is characterized by a lack of enough red blood cells or hemoglobin?

• Leukemia
• Anemia
• Hemophilia
• Thrombosis

Which type of white blood cell is involved in antibody production?

• Neutrophils
• Eosinophils
• Lymphocytes
• Monocytes

What triggers the vascular spasm during hemostasis?

• Fibrin release
• Serotonin release
• Platelet activation
• Thrombin activation