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At sea level, the partial pressure of oxygen should be between 75 and 100 millimeters of mercury, and the partial pressure of carbon dioxide should be between 38 and 42 millimeters of mercury, notes MedlinePlus. The oxygen saturation of the blood should be between 94 and 100 percent.


In the strictest sense, blood that is being carried toward the heart is venous, while blood being carried away from the heart is arterial, according to Dictionary.com. However, with the exception of the blood carried by the pulmonary arteries and veins, blood in the arteries also carries more oxygen


Lymph flow is highly dependent on the contraction of skeletal muscles and pressure alterations during breathing. Similarly, venous blood flow relies on breathing movements and contraction of skeletal muscles, "Hole’s Human Anatomy and Physiology" explains.


The main difference between arterial and venous bleeding is the point of origin. UCSB ScienceLine explains that arterial bleeding originates from the damaged arteries while venous bleeding means losing the blood from the veins.


We used to put milk in our blood. We've come a long way. Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. How we test gear. We used to put milk in our blood. We've come a long way. Blood donation remains one of the easiest ways a person can save an


Cancer and certain cancer treatments can increase your risk of getting blood clots. Cancer is known to be a risk factor for having a deep vein thrombosis (DVT). Learn what to watch for and what can be done to lower your risk. What cancer patients, their families, and caregivers need to know about th


Learn about blood gas, an important and common blood test given to preemies, and what it can tell your baby's doctor about her health. Cheryl Bird, RN, BSN, is a registered nurse in a tertiary level neonatal intensive care unit at Mary Washington Hospital in Fredericksburg, Virginia. Brian Levine, M


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Keeping track of your blood pressure is one way to ensure that you're in good health. Read here for the latest news on blood pressure. Recent studies have highlighted the negative health effects associated with alcohol consumption -- even in the most limited quantities. Now, researchers from the Ame


An arterial blood gas test or ABG reveals the current state of respiration and metabolism. Time-critical processing by a lab or testing equipment yields values that show how well the patient's respiratory system is exchanging oxygen and carbon dioxide. An arterial blood gas test or ABG reveals the c