Quiz on Blood

What is the primary function of blood?

• Regulate body temperature

• Generate energy

• Produce hormones

• Store nutrients

How much blood does an average adult have?

• 10 liters

• 3 liters

• 7 liters

• 5 liters

What is the liquid component of blood called?

• Plasma

• Cytoplasm

• Serum

• Lymph

Which type of blood cell is responsible for oxygen transport?

• RBC

• Platelets

• Plasma cells

• WBC

What is the normal range of WBC in microliters?

• 150,000 - 500,000

• 10,000 - 20,000

• 4,000 - 10,000

• 1,000 - 5,000

What does systolic blood pressure measure?

• Pressure in the veins

• Pressure when the heart relaxes

• Pressure when the heart contracts

• Average pressure in the arteries

Which factor does NOT affect blood pressure?

• Body Temperature

• Peripheral Resistance

• Blood Volume

• Cardiac Output

What is the weight of an average human heart?

• 600-700 grams

• 150-200 grams

• 250-320 grams

• 400-500 grams

What is the function of platelets in the blood?

• Nutrient transport

• Clotting

• Fight infections

• Transport oxygen

What is the average blood volume in a newborn baby?

• 10 grams

• 100 grams

• 20 grams

• 50 grams