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  2. Blood vessel - Wikipedia

    en.wikipedia.org/wiki/Blood_vessel

    Oxygen-poor blood enters the right side of the heart through two large veins. Oxygen-rich blood from the lungs enters through the pulmonary veins on the left side of the heart into the aorta and then reaches the rest of the body. The capillaries are responsible for allowing the blood to receive oxygen through tiny air sacs in the lungs.

  3. Blood donation - Wikipedia

    en.wikipedia.org/wiki/Blood_donation

    Increases in donations were observed in all blood donation centers, beginning on the day of the attack. [116] While blood donations were above average after the first few weeks following 9/11, the number of donations fell from an estimated 49,000 donations in the first week to 26,000–28,000 donations between the second and fourth weeks after ...

  4. Vein - Wikipedia

    en.wikipedia.org/wiki/Vein

    Veins have less smooth muscle and connective tissue and wider internal diameters than arteries. Because of their thinner walls and wider lumens they are able to expand and hold more blood. This greater capacity gives them the term of capacitance vessels. At any time, nearly 70% of the total volume of blood in the human body is in the veins. [3]

  5. How do you know if a health information source is reliable? - AOL

    www.aol.com/know-health-information-source...

    Dr. Dawn Holford, a specialist in decision-making psychology and the prevention of misinformation, explains why people pick up inaccurate health information, and how to make sure that the info we ...

  6. Health Resources and Services Administration - Wikipedia

    en.wikipedia.org/wiki/Health_Resources_and...

    The Health Resources and Services Administration (HRSA) is an agency of the U.S. Department of Health and Human Services located in North Bethesda, Maryland. It is the primary federal agency for improving access to health care services for people who are uninsured, isolated or medically vulnerable.

  7. Blood bank - Wikipedia

    en.wikipedia.org/wiki/Blood_bank

    Blood bank in France. A blood bank is a center where blood gathered as a result of blood donation is stored and preserved for later use in blood transfusion.The term "blood bank" typically refers to a department of a hospital usually within a clinical pathology laboratory where the storage of blood product occurs and where pre-transfusion and blood compatibility testing is performed.

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. Microplastics used in packaging and paint discovered in human ...

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