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When Were Antiseptics First Used?
Antisepsis was recommended by Hungarian physician Ignaz Semmelweis in 1847 but, tragically, he was ignored. Antiseptics were first used in 1
Why Do Animals Need Oxygen?
Why Do Animals Need Oxygen? We must have oxygen to live. Every living animal cell needs oxygen for its vital metabolic activities (the proce
Where Is Your Funny Bone?
Where Is Your Funny Bone? Your funny bone is in your arm. It is the long, almost straight nerve which extends from your shoulder…
Why Can You Not Breathe When You Swallow?
Why Can You Not Breathe When You Swallow? You are not able to breathe when you swallow because your respiratory (breathing) system is closel
What Is the Uvula?
What Is the Uvula? The uvula is a small mass of muscle covered by mucous membrane that hangs down from the middle of the…