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Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
If you could remove all of your skin, it would weigh up to 5 pounds.
Did you know?
Medication errors are more common among seriously ill patients than with those with minor conditions.
Did you know?
When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.
Did you know?
Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.