Circulatory System Concepts

What is the main job of the circulatory system?

• To help us breathe

• To carry nutrients to the cells of our body

• To digest our food

• To help us see and hear

What are the main parts that make up the circulatory system?

• Brain, lungs, and stomach

• Bones, muscles, and skin

• Heart, arteries, and veins

• Kidneys, liver, and pancreas

How many times does the heart beat (pulsate) in one day?

• 1,000 pulsations

• 10,000 pulsations

• 100,000 pulsations

• 1,000,000 pulsations

After leaving the heart, what is the name of the large blood vessel that blood travels through first?

• The Vena Cava

• The Capillaries

• The Aorta

• The Pulmonary Artery