• 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






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