A SUMMARY OF HUMAN BIOLOGY 
GIFT TO ALL MY FRIEND 
1: Number of Bones 206
2: Number of Muscles 639
3: Number of Kidneys 2
4: Number of Milk Teeth 20
5: Number of Ribs 24 (12 pair)
6: Number of Heart Chamber 4
7: Largest artery Aorta 
8: Normal blood pressure 120/80mmHg
9: Ph of Blood 7.4
10: Number of vertebrae in the Spine 33
11: Number of vertebrae in the Neck 7
12: Number of Bones in Middle Ear 6
13: Number of Bones in Face 14
14: Number of Bones in Skull 22
15: Number of Bones in Chest 25
16: Number of Bones in Arms 6
17: Number of Muscles in Human Arm 72
18: Number of Pumps in Heart 2
19: Largest Organ Skin
20: Largest gland Liver
21: Biggest cell female Ovum
22: Smallest cell male Sperm
23: Smallest Bone Stapes
24: First transplanted Organ Heart 
25: Average length of Small Intestine 7m
26: Average length of Large Intestine 1.5m
27: Average weight of new Born baby 2.6kg
28: Pulse rate in One Minute 72 times
29: Normal body temperature 37 C° (98.4 F°)
30: Average Blood Volume 4 to 5 liters
31: Life Span of RBC 120 days
32: Life Span of WBC 10 to 15 days
33: Pregnancy Period 280 days (40 week)
34: Number of Bones in Human Foot 33
35: Number of Bones in Each wrist 8
36: Number of Bones in Hand 27
37: Largest Endocrine gland Thyroid 
38: Largest Lymphatic Organ Spleen
39: Largest part of Brain Cerebrum
40: Largest & Strongest Bone Femur 
41: Smallest Muscle Stapedius (Middle Ear)
41: Number of Chromosome 46 (23 pair)
42: Number of Bones in new Born baby 306
43: Viscosity of Blood 4.5 to 5.5
44: Universal Donor Blood Group O
45: Universal Recipient Blood Group AB
46: Largest WBC Monocyte
47: Smallest WBC Lymphocyte
48: Increase RBC count called Polycethemia
49: Blood Bank in the Body is Spleen 
50: Non Nucleated Blood cell is RBC
51: RBC produced in the Bone Marrow 
52: River of Life is Called Blood
53: Normal Blood Cholesterol level 250mg/dl 
54: Fluid part of Blood is Plasma
55: Normal Blood Sugar 100mg/dl

BY

 *NITROGEN*