
I didn't count bones and muscles. Because they are Organ Systems.
6) Kidneys (both) 320 grams.
5) Heart 335 grams.
4) Lungs (both) 1200 grams.
3) Brain 1300 grams.
2) Liver 1500 grams.
1) Skin 4500 grams.
#facts #interestingfacts #human #humanfacts #body #bodyfacts #humanbody