
Tuesday, March 9, 2010
Tendons and Ligaments

Monday, March 8, 2010
Different parts of the blood
Do you know what makes our blood? Well there are several parts of your blood and they are called Plasma, White Blood Cells, Red Blood Cells and Platelets. Plasma is what makes your blood into liquid and makes your white blood cell and red blood cells travel around your body too. White blood cells are what makes you better when you get sick which means-- your white blood cells fight your germs, but your white blood cells need energy to fight your germs and that is sleeping. If you go to sleep your white blood cells can fight your germs in your body, if you don't go to sleep you will still be sick because you don't have enough energy and your white blood cells won't have enough energy. So when your sick and you feel tired you need to go to sleep so you can get better. Platelets are what makes your bleeding stop like for example when you scrape your knee on the side walk you will bleed, but for a few minutes your platelets will come and stop the bleeding then your bleeding will stop and then when your bleeding stops the next day you'll have a scab on your knee. Also think if you didn't have enough platelets you will bleed to death if you scraped your knee on the side walk or something else that you can scrape your knee on, which means. Red Blood Cells are what make your blood red and make your blood have oxygen.
Arteries
How is blood traveling around our bodies? Well our blood travels in tubes that are all around our body. One of the tubes in our body that carries the blood, which is the red blood and that tube is called an Artery. Arteries are the biggest tubes in your body and they carry the rich blood which is the red blood. Another thing arteries can do is that they can pump blood faster then the veins.Your arteries also carry your blood away from the heart and the blood that is taken away from your heart is the blood that has oxygen and that blood is red which is the blood that comes out of you when you scratch your self on a hard rock floor like a road or a side walk. Even your arteries have thicker walls then your capillaries and veins but why does your arteries have thick walls? Well arteries have thick walls because they can't let the blood leak out. That is why your arteries have thick walls. Did you know that the largest artery in your body is called the Aorta and the Aorta is connected to your heart. But are there any other tubes that make are blood travel to every cell in our body?
Wednesday, March 3, 2010
Monday, March 1, 2010
Air Sacs of The Lungs

But is that the only place your air can go through.
Do Not Smoke

from smoking. A sickness that you can get from smoking is lung cancer , but that can only happens when you smoke to much. Thats why you always have to keep your lungs safe and clean so that you can be healthy by not smoking.
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