Sistem Peredaran Darah Manusia

The main organ in the human circulatory system is:

• Lungs

• Heart

• Kidney

• Liver

The blood vessel that carries blood from the heart to the entire body is called:

• Vein

• Capillary

• Artery

• Lymph vessel

Blood that contains a lot of oxygen is colored:

• Pink

• Dark red

• Blue

• Yellow

The part of the heart that pumps blood to the lungs is:

• Left ventricle

• Right ventricle

• Left atrium

• Right atrium

The function of white blood cells in the circulatory system is:

• Transport oxygen

• Clot blood

• Fight disease germs

• Regulate body temperature

Which component of blood is primarily responsible for transporting nutrients?

• Red blood cells

• Plasma

• White blood cells

• Platelets

The largest artery in the human body is called:

• Pulmonary artery

• Aorta

• Coronary artery

• Femoral artery

What is the primary function of platelets in the circulatory system?

• Transport oxygen

• Fight infections

• Clot blood

• Regulate blood pressure

What is the primary role of plasma in the blood?

• Transport nutrients

• Fight infections

• Clot blood

• Regulate body temperature

Which type of blood vessel carries blood back to the heart?

• Artery

• Vein

• Capillary

• Aorta