The main organs of the human body are the skin, liver, brain,  lungs, heart, kidneys, spleen, pancreas, thyroid and prostate.  Other important organs in healthy individuals … are the gall bladder,  large intestines and small intestines.5 people found this useful.he main organs of the human body are the skin, liver, brain,  lungs, heart, kidneys, spleen, pancreas, thyroid and prostate.  Other important organs in healthy individuals … are the gall bladder,  large intestines and small intestines. 5 people found this useful.