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Author Question: Which species has a brain larger than the human brain? A) whale B) elephant C) chimpanzee ... (Read 45 times) |
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The human body produces and destroys 15 million blood cells every second.
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The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.
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Approximately 500,000 babies are born each year in the United States to teenage mothers.
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Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.
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Cyanide works by making the human body unable to use oxygen.