actually and the answer only occupy a tiny portion of this excellent imax movie that educate u on our delicate self . c. g. and special camera assist by imax incredibly display the inner ( and outer ) working of an average human and be it adult men and woman and boy and girl and or baby . nearly every human body part aspect be specifically detailed represent digestion and reproduction ( feature a marvin gaye hit ) and the heart and etc . some especially revealing moment include how an infant can be immerse underwater and also how the brain impulse look . it be amazing how we function . the subject matter skip around an awful lot . but at all time we still learn a hell of a lot about our body that we should be require to know .