Facts About Human Body

300
14%

.

.
,

7%

.

.

human_body_370

450
4.5

,

5.6

600,000
28

.

.

500

.
.

8

.
35

.

2.5

1

,
100,000,000,000 (100

30

.
)
7000

35

.
.

20%
80%

.

.
.
.
100,000
,
500

31
10
4
5
!

.
,

500
.

.