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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?
Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
Did you know?
The average office desk has 400 times more bacteria on it than a toilet.
Did you know?
Everyone has one nostril that is larger than the other.
Did you know?
For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.