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What I learned about the heart is that it needs blood and red blood cells. Also, it pumps 2 billion times in life time.

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I have learned that the heart is very intresting and if you look clostly you will see that the body is very complicated but not if you take time in it. Carmen Salazar

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I have learned that the heart is very intresting and if you look clostly you will see that the body is very complicated but not if you take time in it. Carmen Salazar

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i learned that cells are important to the body

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I learned that the heart pumps at least 2 billion times in lifetime.

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I learned that the red cell can't do anything without the heart.

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I learned that the heart can pump more than 2 billion times a lifetime.

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I learned that the system in our body has over 200 blood cells

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I learned that that blood is blue without oxygen and it turns red when the blood gets oxygen.

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I learned that in your heart you have for chambers and your heart pumps blood for oxygen for you to breath and exercise.

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I learned that if you try to squeeze the heart by hand it will not pump

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I learned that if you try to squeeze the heart by hand it will not pump

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I learned that without oxygen its blue, and with it tunes red, and last it shoots out the heart

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I learned that if you put water in the right ventricle of the heart it inflates.

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I learned that without oxygen its blue but with oxygen its red and then it shoots out the heart.

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I learned that blood cells without oxygen in it is blue but when it gets oxygen it turns red.

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I learned that there are two sides of the heart.

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I learned that white blood cells help fight against illness and injuries.

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I learned that white blood cells help fight against illness and injuries.

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I learned that the heart pumps blood for the body, and that red blood cells deliver things to the body.

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I learned that the heart pumps blood for the body, and that red blood cells deliver things to the body.

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I learned that the heart has four chambers

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I learned how the heart pumps blood out and how the blood goes through a lot of things to get back to the heart.

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I learned how the heart pumps blood out and how the blood goes through a lot of things to get back to the heart.

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I learned that the heart has four parts.

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I learned that the heart beats l billion times in a lifetime

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I learned that there are about 50 million red blood cells in a typical human body

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i learned that the heart is basically a 4 chambered organ

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I learned that another word for circulatory is cardiovascular

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I learned that people back in the old days didn't know/understand how the heart works.

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I learned that the heart still works outside the body, if cut and worked with in certain way. The heart works inside and outside the body

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I learned that your heart beats 2 billion times in your life time.

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I learned that the heart beats 2 billon times in its life time.

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I learned that a blood cell full of oxygen will appear as a deep red color.

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I learned that the heart beats 1 thousand times a day.

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I learned that the red blood cells are also called erythrocytes

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I learned that there is more to the heart than people think.

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I learned that there are two sides of the heart.

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I learned that the heart beats over 2 billion times in a lifetime.

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I learned a heart can pump 2 billion times in ones lifetime

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I learned that the most common blood cell is the erythrocytes.

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i learned that mammals have circlation shaped like a figure eight

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I learned that if you become a Medic, you can see how a working heart functions.

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I learned that one type of blood cell  clots so we don't lose too much blood from one cut

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I learned that the average drop of blood has about 50,000 red blood cells.

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I learned that you have white blood cells as well as red blood cells.

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I learned that they found out what the heart does just recently

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I learned that people in the old days didn't know how the heart worked.

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I learned that a heart can beat more than 2 billion times in a lifetime.

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I learned that the white blood cell helps you prevent sickness.

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I learned that it only takes a minute for a red blood cell to travel around the circulatory system.

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I learned that the Circulatory System is miles long

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I learned that you have 2 sides of the heart and they both do something important.

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I learned that we have white blood cells to keep  us from not getting sick

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I learned that it takes about 1 second for a blood cell to travel through your system to make a delivery of oxygen.

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I learned that blood cells don't travel in the hair.

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I learned that the sides of that heart have very different jobs.

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I learned that the heart has two different sides and they are both important.

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I learned that my blood cells can go  acros my body In a minute.

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I learned that lots of people did not know what the heart did.

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I learned that your heart beats 100,000 times each day.

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I learned that Cardiovascular system is an other word for circulatory system.

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I learned that the heart beats more than 2 billion times during a life time.

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I learned how the heart pumps blood, and what the circulatory system does.

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I learned that in the 1800, people did not know what the heart was for.

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I learned that  the process of heart pumping to your lungs is faster than blinking.

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I learnd that there is 3 blood cells.

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I learned that the heart pumps blood, and the heart has a left and a right side that does something different .

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I learned that the red blood cell picks up a oxygen molucle from the lungs and brings it to where ever it is needed.

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I learned that life depends on the heart. Or yeah.

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I learned that if a heart gets taken out of a body the body will perish quickly.

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I learned that there are 3 types of blood cells.

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I learned that the heart isn't that hard to understand.

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I learned that the process of the heart pumping through your lungs is faster than your eyes blinking.

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I learned that it is impossible to see though blood vessels

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Some things i learned were blood cells doesn't go though every part of the body. Also, 1 drop of blood contains 50 million blood cells!

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I learned a lot about the circulatory system . I watched a video about right and left atrium . Also blood vessels too, and more.

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I learned that there are 3 types of cells in your blood and blood also has plasma in it.

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I learnd that a plantet help the stop you stop the the blood

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I learned all the names of vavles and sections of the heart, and that blood is made in a bone tissue called "bone marrow".

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I learned all the names of vavles and sections of the heart, and that blood is made in a bone tissue called "bone marrow".

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I learned that there is something called aorta.

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I learned that there are 3 different blood cells

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I learnd that it only takes 1 minute for a red blood cell to travel through the body

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I learned that cells bring oxygen and nutrients to every part of your body

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I learned that cells bring oxygen and nutrients to every part of your body

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One Fact I Learned the pulmonary circulation is the flow of blood to the lungs.

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The first “door” the red blood cells go through when they reach the heart, is called the tricuspid valve.

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I learned that the circulatory system also known as the cardiovascular system.

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I learned that there is a thing called a platelet that makes your blood colt so you do not die from blood loss

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I learned that a platelet helps you stop the blood from coming out , this is called making an blood clot

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I learned that blood cells move very fast. Also I learned that their are about 50 million blood cells in a drop of blood

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I learned that it takes a minute for a red blood cell travel through the body.

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I learned that electrolytes keep your body properly hydrated.

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I learned it takes about a minute for a red blood cell to make a delivery.

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I learned that red blood cells are made from a tissue called the bone marrow.

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I learned that your blood forms in bone marrow. I also learned that it takes red blood cells one minute to travel through the entire circulatory system.

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red blood cells travel very fast, almost about a second till the whole process starts over. Also, blood is made from bone marrow.

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I learned that there is about 50 million red blood cells in a single drop of blood

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I learned that white blood cells envelope germs.

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I learned about blood, and how it is mostly made in bones. The tissue is called bone marrow. I also learned that the red blood cells in your body get Oxygen it takes less time for that to happen then blinking

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I learned that the platelets hardens blood so you don die of blood loss

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I learned that the heart that your heart beats more than 2 billion times in your life.

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I learned that the heart beats more than 2 billion times in your lifetime