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Microcytic anemia is the condition wherein red blood cells are smaller than normal, and it is primarily caused by iron deficiency anemia and thalassemia, according to Dr. Siamak T. Nabili writing for eMedicineHealth. Iro... More »

www.reference.com Science Human Anatomy Blood

Red blood cells carry oxygen and nutrients to the tissues in the body and take away carbon dioxide. They are also called erythrocytes. They get their red color from a pigment called hemoglobin, and it is the hemoglobin t... More »

www.reference.com Science Human Anatomy Blood

Two adaptations that have been made by the red blood cell are the lack of a nucleus and organelles, or small, specialized bodies in the cell. This allows for more room in the blood cell for hemoglobin. More »

www.reference.com Science Human Anatomy Blood
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According to Santa Barbara City College, red blood cells' biconcave shape gives them a vastly greater surface area than a spherical cell of similar volume, which allows them to absorb oxygen more efficiently. Red blood c... More »

www.reference.com Science Human Anatomy Blood

According to Springfield Technical Community College, the primary role red blood cells play in the body is to transport oxygen from the lungs to the various body tissues. To carry out this task, the cells are filled with... More »

www.reference.com Science Human Anatomy Blood

When red blood cells are placed in distilled water, which is hypotonic compared to the solution contained within the cells' membranes, the distilled water will diffuse into the red blood cells and cause them to burst. Pl... More »

www.reference.com Science Human Anatomy Blood

Blood spots on the arms, a condition called purpura, may be the result of congenital disorders, weak blood vessels, a vitamin C deficiency, steroid use or inflamed blood vessels, according to Healthline. Other causes inc... More »

www.reference.com Science Human Anatomy Blood