ABOUT HUMAN BIOLOGY
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 Chambers : 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 - Spleen
50: Non Nucleated Blood cell - RBC
51: RBC produced in --- Bone Marrow
52: River of Life is Called --Blood
53: Normal Blood Cholesterol level - 250mg/dl
54: Fluid part of Blood : Plasma
55: Normal Blood Sugar : 100mg/dl
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