Circulatory System Basics

What is the function of the circulatory system?

• To carry needed substances throughout the body

• To break down food

• To make blood

• To get ride of wastes

What makes up the circulatory system?

• Stomach, arteries, heart

• Heart, blood, blood vessels

• Heart and lungs

• Lungs, blood and skin

The circulatory system is a

• Open system

• Closed system

What does N.O.W stand for?

• Nutrients, Oxygen and Waste

• Needs, Oxygen, Water

• No, Oxygen, Whatever

• Neurons, Oxygen, Waste

How many chambers does the heart have?

• 3

• 1

• 4

• 6

What does the septum do?

• Divides the heart into two sides

• Makes your heart beat

• Helps you breathe

• Makes music

Which is true about the atrium?

• They are the upper chambers

• They are the lower chambers

What are ventricles?

• The upper chambers

• The lower chambers

True or False? The atrium receive blood and the ventricle pumps blood.

• True

• False

True or false? Or heart pumps blood in two "lub dup" phases

• True

• False