By Tracy Kuhn

http://www.smm.org/visitorinfo/permanent/images/heart.jpg

What is theCirculatory System??The Circulatory Systemis how good and badmaterials travel throughour bodies.

The Circulatory Systemmoves food and oxygen to our cells.The Circulatory System removes carbon dioxide and wastefrom our bodies.+&

Cells use food and oxygen to make energy, which keeps us alive.

http://www.biology.arizona.edu/cell_bio/activities/cell_cycle/cell_cycle.html

http://members.aol.com/wayneheim/floww.jpgUnder a microscope, bloodlooks like cinnamon candy!Food, Oxygen, Carbon Dioxide, and Waste is carried throughout our bodies within a fluid called BLOOD.

Blood travels through tubes called blood vessels http://www.besttreatments.co.uk/btuk/images/circluation_animation.gifThere are 3 types of blood vessels:

Arteries (red)Veins (blue)Capillaries

The inside of ourveins & arterieslooks something like this!See all the red and white blood cells?http://www.kentleech.com/cells.jpgStay tuned for more about veins & arteries

When we breathe in, our lungs takeIn OXYGEN. The oxygen passes intoour blood through ourblood vessels.

Stille, Darlene R. , pg 16

BLOOD, with fresh oxygenis pushed through our blood vessels by a muscularpump the size of our fistknown as the

HEARThttp://www.mnartists.org/uploads/users/user_555/1296dd906705e25ad83098f7a62258d7/1296dd906705e25ad83098f7a62258d7.jpg

http://www.starsandseas.com/SAS_Images/SAS_Physiol_Images/SAS%20cardiopics/heart_chambers.jpgThe Human HEART has 4 ChambersRight Atrium to the Right Ventricle then to the Left Atriumto the Left VentricleBlood Flows downThrough the:

Lets take a look at the Heart at workSee the difference in the HEART ratewhen we are resting, in school, or playing sports?

When we do not exercise or eat properly, we damage our heart.

Fatty foods can make the inside of ourBlood vessels narrowThis blocks blood flowIf blood cannot reach the heart, the HEART muscle begins to dieThis causes a HEART ATTACKhttp://www.healthexpo.org/Bluit%20Cover.jpgStille, Darlene R. pg 31

Do YouREMEMBERWhat Veins & ArteriesAre? BLOOD VESSELS

VEINS are blood vessels that carry used blood back to the heart.The heart sends the blood back to the lungs to pick up more oxygen.What color are veins?Its a Fact! Your Body, p.g. 12

The Aortahttp://www.mayoclinic.org/marfan/images/symptom2.jpgThe AORTA within the heart is the largest ARTERYThe Aorta takesblood with oxygen anddelivers it to everypart of our body.Arteries are blood vessels that carry blood AWAY from the heart.Its a Fact! Your Body pg 12

Capillaries Are the smallest blood vesselsThey branch off from everyVein and Artery.http://www.healingdaily.com/detoxification-diet/capillaries.jpgIts a Fact! Your Body p.g.12

Lets Review some of the importantFacts weve learned about thehttp://www.besttreatments.co.uk/btuk/images/circluation_animation.gif

How does our body transport food,Oxygen, carbon dioxide and waste?Answer: through a fluid called

Blood travels through our bodiesThrough BLOOD VESSELSWhat are the 3 types of BLOOD VESSELS?VEINSARTERIES& CAPILLARIES

How many chambers does the HEART have?Right Atrium, Right Ventricle Left Atrium & Left Ventriclehttp://www.mnartists.org/uploads/users/user_555/1296dd906705e25ad83098f7a62258d7/1296dd906705e25ad83098f7a62258d7.jpg

Which blood vessels carryused blood BACK to the heart?Which blood vessels carry blood AWAY from the heart to other parts of our bodies?

What is the name of the LARGESTARTERY?Hint: It is located within the HEART.

What can happen if we do not eat HEALTHYor EXERCISE?

Fatty Foods can block blood flowIf BLOOD cannot reach the HEARTThis can cause a HEART ATTACKYIKES!

So Remember:Take Good care of your HEART!Eat HealthyExerciseAnd get plenty of sleep!

ENCORE?!Okay! Heres a fact that willAMAZE your friendsDid you know that if all yourARTERIES, VEINS, & CAPILLARIESWere joined together end to endThey would stretch more than62,000 miles or 2 and a half timesAround the EARTH???!!!Its a Fact! Your Body p.g. 12

MoreFacts

How fast does YOUR heart beat per minute?30 beats70 beats70 beats165 beats530 beats750 beats1000beatsCapeci, Anne. The Magic School Bus Has a Heart, p.g. 29.

Did you know that.Blood travels throughA childs body about3 times every minute.In grown-ups, blood only travelsaround the body once a minute.Capeci, Anne. The Magic School Bus: Has a Heart, p.g. 21

Works CitedStille, Darlene R. A True Book: The Circulatory System. New York: Childrens Press, 1997.Its A Fact: Your Body. Mankato: Creative Education, 1997.Parramon, Merce. Invisible World: How Our Blood Circulates.Philadelphia: Chelsea House, 2001.Capeci, Anne. The Magic School Bus: Has a Heart.New York: Scholastic Inc. 2005.Slide Show by Tracy Kuhn