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kids.kiddle.co/Red_blood_cell

Red blood cells are doughnut -shaped, but without the hole. This shape is called a bi-concave disc. However, hereditary diseases such as sickle-cell disease can cause them to change shapes and stop blood flow in capillaries and veins. Plasma is got from whole blood. To prevent clotting, an anticoagulant (such as citrate) is added to the blood ...

kidshealth.org/en/kids/word-red-blood-cells.html

Red Blood Cells. Say: red blud sels Red blood cells have the important job of carrying oxygen. These cells, which float in your blood, begin their journey in the lungs, where they pick up oxygen from the air you breathe.Then they travel to the heart, which pumps out the blood, delivering oxygen to all parts of your body.

wiki.kidzsearch.com/wiki/Red_blood_cell

Red blood cells (also known as RBCs, red blood corpuscles or erythrocytes) are cells in the blood which transport oxygen. Red blood cells are very large in number; in women, there are 4.8 million red blood cells per microliter of blood. In men, there are 5.4 million red blood cells per microliter of blood. Red blood cells are red because they have haemoglobin in them.

www.scienceforkidsclub.com/blood-facts.html

Red blood cells live for around four months and then they break down and parts are reused to make new blood cells. White blood cells in the body are like ‘defenders’ They fight off anything foreign, like a splinter, as well as against any germs that enter our system. For every one milliliter of blood there are around 5,000-7,000 white blood ...

kids.kiddle.co/Blood

Blood is a liquid in humans and many animals except insects. Blood is pushed through the organism by the heart, and brings nutrients and oxygen to our tissues. It also takes away waste and carbon dioxide from tissues. Blood of vertebratess is made up of blood plasma and various cells — red blood cells, white blood cells and platelets.

www.thoughtco.com/red-blood-cells-373487

A red blood cell has what is known as a biconcave shape. Both sides of the cell's surface curve inward like the interior of a sphere. This shape aids in a red blood cell's ability to maneuver through tiny blood vessels to deliver oxygen to organs and tissues. Red blood cells are also important in determining human blood type. Blood type is ...

kidshealth.org/en/kids/blood.html

Blood contains far fewer WBCs than red blood cells, although the body can increase WBC production to fight infection. The white blood cell count (the number of cells in a given amount of blood) in someone with an infection often is higher than usual because more WBCs are being made or are entering the bloodstream to battle the infection.

www.storyjumper.com/book/read/21641258/Steve-the-Red-Blood-Cell

Hi! My name is Steve. I am a red blood cell. I am here to tell you about the pathway that me and my friends take through your body. Red blood cells, l...