Internal Organs of Body

Human body body is very complex. it operates through various systems. Each system has a main organ. Heart is the main organ of circulatory system; brain of nervous system, lungs of respiratory system; kidneys of excretory system etc. Let us learn the major internal organs of the human body. Major Internal Organs 1. Heart Human heart is a muscular organ which is about the size of a closed fist, it looks...

March 22nd, 2011 by admin