1
What is the organ that pumps blood?
The heart
What is the main purpose of the circulatory system?
To circulate blood throughout the body
What transports blood throughout the body?
Blood vessels
What are the 3 kinds of blood vessels?
Arteries
Veins
Capillaries
What cells carry oxygen around the body?
Red blood cells
What cells fight off viruses?
White blood cells
What is an activity that is good for your heart?
Working out, running, walking, swimming, etc
(answers may vary)
Which blood vessel carries blood away from the heart?
Arteries
Which blood vessel carries blood to the heart?
Veins
What is the smallest type of blood vessel?
Capillary
Around how big is the human heart?
The size of your fist
Where are blood vessels located in your body?
Everywhere!
What are two things blood circulates around the body
Oxygen and energy/nutrients
What is the largest artery in the body?
The aorta
What is another term for the circulatory system?
Cardiovascular system