death_date death_place birth_place image_size nationality field birth_date known_for image article_title name
22 july 1802 paris thoirette 225px french anatomy physiology 14 november 1771 histology tissues marie francois xavier bichat.jpg marie françois xavier bichat
 marie françois xavier bichat
marie françois xavier bichat

marie françois xavier bichat -lrb- 14 november 1771 -- 22 july 1802 -rrb- was a french anatomist and physiologist who is best remembered as the father of modern histology and descriptive anatomy .
despite working without a microscope , he was the first to introduce the notion of tissues as distinct entities , and maintained that diseases attacked tissues rather than whole organs or the entire body , causing a revolution in anatomical pathology .
