Georges Henri Roger (4 June 1860 – 19 April 1946) was a French

physiologist Physiology (; ) is the scientific study of functions and mechanisms in a living system. As a sub-discipline of biology, physiology focuses on how organisms, organ systems, individual organs, cells, and biomolecules carry out the chemical a ...

born in

Paris Paris () is the capital and most populous city of France, with an estimated population of 2,165,423 residents in 2019 in an area of more than 105 km² (41 sq mi), making it the 30th most densely populated city in the world in 2020. S ...

. He studied medicine in Paris, where he later became a professor of experimental

pathology Pathology is the study of the causes and effects of disease or injury. The word ''pathology'' also refers to the study of disease in general, incorporating a wide range of biology research fields and medical practices. However, when used in ...

and physiology. In 1930 he was appointed dean of the medical faculty. In the field of experimental pathology, he performed research of

cholelithiasis A gallstone is a stone formed within the gallbladder from precipitated bile components. The term cholelithiasis may refer to the presence of gallstones or to any disease caused by gallstones, and choledocholithiasis refers to the presence of migr ...

and

hepatic The liver is a major organ only found in vertebrates which performs many essential biological functions such as detoxification of the organism, and the synthesis of proteins and biochemicals necessary for digestion and growth. In humans, it i ...

disease. Among his written works were articles on diseases of the

liver The liver is a major Organ (anatomy), organ only found in vertebrates which performs many essential biological functions such as detoxification of the organism, and the Protein biosynthesis, synthesis of proteins and biochemicals necessary for ...

gastro-intestinal tract The gastrointestinal tract (GI tract, digestive tract, alimentary canal) is the tract or passageway of the digestive system that leads from the mouth to the anus. The GI tract contains all the major organs of the digestive system, in humans and ...

and

spinal cord The spinal cord is a long, thin, tubular structure made up of nervous tissue, which extends from the medulla oblongata in the brainstem to the lumbar region of the vertebral column (backbone). The backbone encloses the central canal of the spi ...

. In addition his 1897-98 lectures at the

University of Paris , image_name = Coat of arms of the University of Paris.svg , image_size = 150px , caption = Coat of Arms , latin_name = Universitas magistrorum et scholarium Parisiensis , motto = ''Hic et ubique terrarum'' (Latin) , mottoeng = Here and a ...

were translated into English, and published as "Introduction to the Study of Medicine" (1901) With

Georges-Fernand Widal Georges-Fernand-Isidor Widal (March 9, 1862 in Dellys, Algeria – January 14, 1929 in Paris ) was a French people, French physician. From 1886 to 1888 he devoted himself to public demonstrations of the researches of the faculty of pathological a ...

(1862-1929) and Pierre Teissier (1864-1932), he was co-author of the 22-volume ''Nouveau traité de médecine'' (New Treatise of Medicine), which was a comprehensive French masterpiece of

anatomy Anatomy () is the branch of biology concerned with the study of the structure of organisms and their parts. Anatomy is a branch of natural science that deals with the structural organization of living things. It is an old science, having its ...

and

. His name is lent to the eponymous "Roger's reflex"; a term that is sometimes used to describe excessive

salivation Saliva (commonly referred to as spit) is an extracellular fluid produced and secreted by salivary glands in the mouth. In humans, saliva is around 99% water, plus electrolytes, mucus, white blood cells, epithelial cells (from which DNA can be e ...

due to irritation of the lower part of the

esophagus The esophagus (American English) or oesophagus (British English; both ), non-technically known also as the food pipe or gullet, is an organ in vertebrates through which food passes, aided by peristaltic contractions, from the pharynx to the ...

.Mondofacto Dictionary
definition of eponym

References

Dictionary of medical eponyms
by Barry G. Firkin, Judith A. Whitworth

External links

*
"Introduction to the study of medicine"
by Henri Roger, M. S. Gabriel 1860 births 1946 deaths French pathologists French physiologists Scientists from Paris {{France-med-bio-stub