Facts on the Torso and Organs

1. The average surface of the human intestine is 200 squaremeters
2. Lungs, paired organs in the chest that carry on respiration. In the adult human, each lung is 25 to 30 cm (10 to 12 in)
3. A healthy adult can draw in about 3.3 to 4.9 liters (about 200 to 300 cu in) of air at a single breath, but at rest only about 5 percent of this volume is used.
4. If you suffer from polythelia you have three nipples.
5. The surface of the human skin is 2 sqaremeters
6. 15 million blood cells aredestoyed in the human body every second.
7. The pancreas produces Insulin.
8. The most sensitive cluster of nerves is at the base of then spine.
9. Iron deficency cause's the most common form of aneamia.
10. Red blood cells are produced in Bone marrow
11. The human body is comprised of 80% water
12. Normal human body temperature is 37 degrees Celsius
13. The average human will shed 40 pounds of skin in a lifetime!
14. Every year about 98% of the atoms in your body are replaced
15. Human Thigh bones are stronger than concrete
16. Every human spent about half an hour as a single cell
17. There are 45 miles of nerves in the skin of a human being
18. The average human heart will beat 3000 million times in it's lifetime and pump 48 million gallons of blood
19. Each square inch of human skin consists of twenty feet of blood vessels
20. Every year, about 98% of the atoms in your body are replaced.
21. During a 24-hour period, the average human will breathe 23,040 times.
22. Human blood travels 60,000 miles per day on its journey through the arteries, arterioles and capillaries and back through the venules and veins.
23. The surface area of the lungs in an adult human is 90 square yards.

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