Some interesting facts. Part 1.
Yury Kanavalau • 18 December 2019
The most important numbers of the human body. Part 1
The number of bones is 206
The number of ribs is 24
The number of bones in the skull is 22
The number of bones in the neck is 7
The number of bones in the spine is 33
The number of respiratory movements a minute is from 16 to 20
The amount of blood is roughly 5-6 litres
The number of muscles in the human body is 650 (some sources indicate as many as 840)
It takes 10 muscles to smile
The shoulder has about 8 muscles
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