Basic knowledge for health

Best sites when collecting venous blood.

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 pairs)
6: Number of heart chambers: 4
7: Largest artery: aorta
8: Normal blood pressure: 120/80 mmHg
9: Blood pH: 7.4
10: The number of spinal cord in the spinal cord: 33
11: Number of spinal cord in the neck: 7
12: Number of bones in the middle ear: 6
13: Number of bones on the face: 14
14: Number of bones in the skull: 22
15: Number of bones in the chest: 25
16: Number of bones in the arm: 6
17: Number of muscles in the human arm: 72
19: The oldest member: leather
20: Largest Organ: liver
21: Largest cell: o**m
22: The smallest cell: the s***m cell
23: The smallest bone: the middle ear
24: The first transplanted organ: a kidney
25: Average length of small intestine: 7 meters
26: Average Colon Length: 1.5 meters
27: Average weight of newborn baby: 3 kg
28: Heartbeat per minute: 72 times
29: Body temperature: 37 ° C
30: Average blood volume: 4 to 5 liters

Basic knowledge for health Health/beauty