21. 1. 2014


  1. During your lifetime, you will produce enough saliva to fill two swimming pools.

  2. An adult human skeleton consist of 206 bones. The smallest bone is in your ear and is called the stirrup bone (stapes). It is only 0,25 to 0,33 cm long and weights only 1,98 to 4,3 mg.

  3. Fetal fingerprints are fully formed in third month of gestation.