The Circulatory System

What is the main function of the circulatory system?

• To transport blood throughout the body
• To exchange gases from the blood to the air
• To provide support and movement to the body
• To transmit, interpret, and respond to stimuli

What blood vessel is responsible for carrying blood away from the heart?

• Vein
• Artery
• Capilary
• Ventricle

Which of the following blood vessels carries blood back to the heart?

• Vein
• Artery
• Capilary
• Atrium

What blood vessel is known as the exchange site for gases in the body?

• Artery
• Vein
• Capilary
• Ventricle

What is the function of a red blood cell?

• To carry oxygen throughout the body
• To fight off invading illnesses
• To carry nutrients like glucose and fat
• To help blood to clot

This component of blood is referred to as the "disease fighters" ?

• Red blood cells
• White blood cells
• Plasma
• Platelets

Which of the following is NOT a component of blood?

• Red blood cells
• White blood cells
• Veins
• Platelets

The liquid portion of blood that carries nutrients like glucose, fat, and vitamins is known as ________.

• Plasma
• Platelets
• Red blood cells
• White blood cells

Which component of blood helps blood to clot in minor cuts and scrapes?

• Plasma
• Platelets
• Red blood cells
• White blood cells

What is the major organ of the Circulatory system?

• Brain
• Heart
• Lungs
• Diaphragm