THE CIRCULATORY SYSTEM

Multiple Choice

Which of the following is not part of the circulatory system?

• heart

• blood vessels

• neurons

• blood

Multiple Choice

Which of the following bring the deoxygenated blood back to the heart?

• artery

• capillary

• vein

• platelets

Multiple Choice

Which of the following serves as the transport system of the blood?

• Heart

• blood vessels

• red blood cells

• white blood cells

Multiple Choice

Which of the following bring the oxygenated blood to the other parts of the body

• artery

• capillary

• vein

• platelets

Multiple Choice

All of the following are functions of the circulatory system except:

• to supply oxygen in the body

• to facilitate the exchange of gases

• to remove carbon dioxide provided by metabolism

• to deliver blood to and from the heart

Multiple Choice

Which of the following refers to the movement of the blood through the heart and the body?

• Circulation

• Locomotion

• Ventriculation

• Heart Pump

Circulatory System

The main function of the circulatory system is to pump blood through the body.

Another name for circulatory is cardiovascular. Cardio = Heart

Vascular = veins.

The heart is a muscle. A very powerful special muscle that pumps blood through our bodies. The heart is the size of a human fist.

Heart

• The heart is similar to a pump or two pumps in one.

• The movement of blood through the heart and around the body is called circulation.

• It takes your heart 60 seconds to pump blood to every cell in your body.

Blood Vessels

Blood vessels transport blood to your body. There are two types of blood vessels; arteries and veins.

Arteries

Arteries carry blood AWAY from the heart. A good way to remember this is that the word artery/arteries start with the letter A just like the word Away.

Veins

Veins carry blood towards the heart.

Multiple Choice

Arteries carry blood _______ from the heart.

• Away

• Towards

Multiple Choice

Veins carry blood __________ the heart.

• Away

• Towards

Why is blood so important?

• Your body needs a steady supply of blood.

• Blood carries OXYGEN. This oxygen is transported to other cells.

• To stay alive, a person needs healthy living cells.

How to keep your heart strong and healthy!!

• Remember that your heart is a muscle. If you want it to be strong, you need to exercise it. How do you do it? By being active in a way that gets you huffing and puffing, like jumping rope, dancing, or playing basketball. Try to be active every day for at least 30 minutes! An hour would be even better for your heart!

• Eat a variety of healthy foods and avoid foods high in unhealthy fats, such as saturated fats and trans fats (reading food labels can help you figure out if your favorite snacks contain these unhealthy ingredients).

• Try to eat at least five servings of fruits and vegetables each day.

• Avoid sugary soft drinks and fruit drinks.

• Don't smoke. It can damage the heart and blood vessels.

Multiple Choice

The body system you would find the small intestine in is the...

• circulatory.

• respiratory.

• digestive.

• excretory.

Multiple Choice

Which part of the blood carries oxygen?

• Red blood cells

• White blood cells

• Platelets

• Plasma

Multiple Choice

Which part of the blood protects the body against disease?

• Red blood cells

• White blood cells

• Platelets

• Plasma