What are the main components of the cardiovascular system?

• Heart, Lungs, Blood

• Heart, Blood vessels, Blood

• Lungs, Blood vessels, Blood

• Heart, Brain, Blood

What is the function of blood vessels in the cardiovascular system?

• To digest food

• To transport blood

• To produce hormones

• To store energy

Which color is typically used to represent arteries in diagrams?

• Blue

• Green

• Red

• Yellow

What is the peripheral vascular system?

• The system of nerves outside the brain and spinal cord

• The part of the cardiovascular system outside the heart and brain

• The digestive system

• The respiratory system

What is the main function of the cardiovascular system?

• To produce hormones

• To transport nutrients, oxygen, and waste

• To store energy

• To protect against infection

What role does the cardiovascular system play in thermoregulation?

• It helps the body maintain a constant body temperature

• It increases body temperature

• It decreases body temperature

• It has no role in temperature regulation

Which valve is located between the left atrium and left ventricle?

• Tricuspid Valve

• Pulmonary Valve

• Mitral Valve

• Aortic Valve

What is the function of the pulmonary veins?

• Carry deoxygenated blood to the lungs

• Carry oxygenated blood to the heart

• Carry oxygenated blood to the body

• Carry deoxygenated blood to the heart

Which chamber of the heart pumps blood into the pulmonary artery?

• Right Atrium

• Left Atrium

• Right Ventricle

• Left Ventricle

The heart wall consists of how many layers?

• 2

• 3

• 4

• 5