Circulatory System Video (Amoeba Sisters)

What is the function of human blood?

• Maintains pH and temperature

• Transports nutrients and gases

• All of the above

• None of the above

What is the liquid portion of blood known as?

• Platelets

• Plasma

• Red blood cells

• White blood cells

Which component of blood is involved in helping blood clot?

• Plasma

• Platelets

• Red blood cells

• White blood cells

What is the function of coronary arteries?

• Transport oxygenated blood throughout the body

• Deliver oxygen and glucose to the heart

• Maintain pH and temperature

• Fight infections

What is the function of valves in the heart?

• None of the above

• Both A and B

• Separate the chambers of the heart

• Prevent backflow of blood

Which chamber of the heart pumps deoxygenated blood to the lungs?

• Left atrium

• Left ventricle

• Right atrium

• Right ventricle

What is the major artery that carries oxygenated blood throughout the body?

• Pulmonary artery

• Coronary artery

• Inferior vena cava

• Aorta

What is the significance of the pathways of blood in the heart?

• None of the above

• Direction of blood flow

• Coordination of contraction

• Both A and B

What is the coordinated sequence of the heart's contractions and relaxations called?

• Aortic cycle

• Pulmonary cycle

• Coronary cycle

• Cardiac cycle

What condition can result in oxygen-rich and oxygen-poor blood mixing in the heart?

• Stroke

• Coronary artery disease

• Atrial septal defect

• Heart failure