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General Knowledge about Human Body


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Number of bones – 206

Number of ribs – 24

Number of bones in skull – 22

Number of bones in face – 14

Number of bones in neck – 7


Number of bones in Vertebral column – 33

Number of bones in hand – 30

Respiratory rate – 16-20 times / minute

Number of heart beat – 70-72 times/minute

Number of pulse- 70-72 times / minute

Blood pressure – 120/80 mm of Hg

Number of Cranial nerves – 12 pairs

Number of spinal nerves – 31 pairs

Life span of R.B.C – 120 days

Life span of W.BC – 10-15 Days

Life span of platelets – 5-9 days

Amount of blood – 5-6 L.