Circulatory System

How do our circulatory and respiratory systems work together to give us energy?

The more you exercise the more your heart rate increases True or False?

What is the primary function of the circulatory system?

Exercising daily can make your circulatory system very healthy. True or False?

What happens to the blood that reaches the heart from all parts of the body?

Which type of blood vessel carries blood back to the heart?

Veins carry blood that has oxygen in it. true or false?

Which organ pumps blood throughout the body?

What are the blood vessels that carry blood away from the heart called?

What do we call the 2 giant sacs that we breathe air into and these giant sacs oxygenate our blood.

Arteries carry blood that does not have oxygen in it. True or False?

Your heart is a muscle. True or False?

Lungs pump blood and the Heart takes in air and through respiration sends oxygenated blood back to the lungs. True or False?

What type of blood vessel is responsible for exchanging nutrients and gases with tissues?

name the 3 different types of blood vessels