Câu hỏi về máu

What is the primary function of blood?

• Digestion

• Transportation

• Respiration

• Excretion

What does blood transport from the lungs to the tissues?

• Carbon dioxide

• Oxygen

• Nutrients

• Hormones

How does blood help regulate body temperature?

• By cooling the skin

• By distributing heat

• By storing heat

• By enhancing metabolism

What is the normal pH range of blood?

• 6.0 - 6.5

• 7.0 - 7.5

• 7.35 - 7.45

• 8.0 - 8.5

What percentage of blood is plasma?

• 45%

• 55%

• 60%

• 70%

Which component of blood is primarily responsible for transporting oxygen?

• Plasma

• White blood cells

• Red blood cells

• Platelets

Which protein in red blood cells binds to oxygen?

• Collagen

• Hemoglobin

• Albumin

• Fibrinogen

Which type of white blood cell is involved in the immune response?

• Erythrocytes

• Thrombocytes

• Leukocytes

• Plasma cells

What role do platelets in the blood?

• Transport oxygen

• Fight infections

• Aid in clotting

• Regulate pH

Which of the following is NOT a function of blood?

• Nutrient transport

• Hormones production

• Waste removal

• Temperature regulation