Biology ⚛️๐งช๐ง๐ฌ⚛ [Best Ever Notes]
BIOLOGY ⚛️๐งช⚗️๐งซ๐ง๐ฌ๐ง๐ป⚛NOTES FOR COMPETITIVE EXAMS..
[ NEET, UPSC & OTHER ALL EXAMINATIONS]
DATA WE SHOULD NOT FORGET...
1: Number of bones: 206
2: Number of muscles: 639-650
3: Number of kidneys: 2
4: Number of milk teeth: 20
5: Number of ribs: 24 (12 pairs)
6: Number of chambers of the heart: 4
7: Largest artery: Aorta
8: Normal blood pressure: 120/80 mmHg
9: Blood pH: 7.35 - 7.45
10: Number of vertebrae in the spine: 33
11: Number of vertebrae in the neck: 7
12: Number of bones in the middle ear: 6
13: Number of bones in the face: 14
14: Number of bones in skull: 22
15: Number of bones in the chest: 25
16: Number of bones in arms: 6
17: Number of muscles in the human arm: 72
18: Number of pumps in the heart: 2
19: Largest Organ: Skin
20: Largest gland: Liver
21: Largest cell: female oocyte
22: Smallest cell: Male sperm
23: Smallest bone: Stapes (Lenticular)
24: First transplanted organ: Kidney
25: Mean length of small intestine: 7m
26: Mean length of large intestine: 1.5 m
27: Average newborn baby weight: 3 kg
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: Red blood cell life span: 120 days
32: White blood cell life span: from hours to years
33: Pregnancy period: 280 days (40 weeks)
34: Number of bones in the human foot: 26
35: Number of bones in each wrist: 8
36: Number of bones in the hand: 27
37: Largest endocrine gland: Thyroid
38: Largest lymphatic organ: Spleen
39: Largest part of the brain: cerebrum
40: Largest and strongest bone: Femur
41: Smallest muscle: Stapedius (middle ear)
42: Number of chromosomes: 46 (23 pairs)
43: Number of bones in the newborn baby: 306
44: Blood viscosity: 4.5 to 5.5
45: Universal donor blood group: O
46: Universal Recipient Blood Group: AB
47: Largest white blood cell: Monocyte
48: Smallest White Blood Cell: Lymphocytes
49: Increased red blood cells: Polycythemia
50: Blood bank in the body: Spleen
51: The non-nucleated blood cell: Red Blood Cell
52: Place of blood production: Red bone marrow
53: River of Life: Blood
54: Normal blood cholesterol level: 100-180 mg/dL
55: Fluid part of the blood: Blood Plasma
