Useful information
* number of bones -206
* number of muscle -639
* number of  kidney-2
* number of milk teeth -20
* number of ribe-24(12 pairs)
* number of chambers in the heart -4
* largest artery - aorta
* normal b.p-120-80
* ph of blood - 7.4
* number of vertebrae in the spine -33
* number of the vertebrae in neck -7
* number of bones in middle ear-6
* number of bones in face -14
* number of bones in chest -25
* number of bones in arm -6
* number of bones in each human ear -3
* number of muscle in the human arm -72
* number of pumps in heart -2
* largest organ - skin
* largest gland - liver
* smallest cell - egg cell(ovum)
* smallest bones - stapes'
* first transplanted organ- heart
* average length of small intestine -7 m
* average length of high intestine -105 m
* average weight of new born baby -2.6 kg
* pulse rate in one minute - 72  time
* body temperature -36.90c(98.40 F)
* average blood volume -4 to 5 liter
* average of life RBC-120 days
* pregnancy period -280 days
* number of bones in human foot -33
* number bonesin of each wrist -8
* number of bones in hand -27
* largest lymphatic organ - spleen
* largest cell -nerve cells
* largest part of brain - cerebrum
*strongest bone - Femur
* smallest muscle - stupendous ( middle ear)
* number of chromosomes in human cells -,46
* number of bones in new born baby - 300
* largest muscle - buttock ( gluteus maximum)