human body facts

Human Body Facts

21. Nose 01
The human nose can detect close to ten thousand scents.
22. Tongue
The human tongue has about 50 to 100 taste cells. A single cell cannot identify both sweet and bitter tastes.
23. Blood
Our blood takes only 20 seconds to circulate in our entire body.
24. Tooth
The tooth is the only part in human body which can't repair itself.
25. Muscles
About 200 muscles are required to just take a single step.