Did you know?
People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.
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The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."
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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
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Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.
Did you know?
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
The Red-bearded Bee-eater Nyctyornis amictus is a large species of bee-eater found in the Indo-Malay
Alien Human
human leukocyte on mesh fibrin
Consistency and Change in Personality Over the Lifespan
A colorized image of human chromosomes
Chromosome Number in Selected Animal Species