Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
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.
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Everyone has one nostril that is larger than the other.
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Cyanide works by making the human body unable to use oxygen.
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Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.
Color-enhanced X-ray of the colon taken during a barium enema.
Slope Question
Skin color is a polygenic trait controlled by three or four genes, producing a wide range of phenoty