Knowra Galen Galen Galen was a Greek physician and prolific medical writer of the Roman Empire. His theories, grounded in anatomy, physiology, and clinical observation, shaped medicine across Europe and the Middle East for centuries.
Hippocratic medicine : A Greek medical tradition associated with Hippocrates that explained illness through natural causes and emphasized observation and prognosis. Galen treated the Hippocratic writings as foundational and presented his work as their continuation.
Galenic physiology : Galen’s account of bodily functions, including digestion, blood movement, sensation, and voluntary motion. It shows how his anatomical observations and theories of vital spirits formed one explanatory system.
Pergamon : An ancient city in western Anatolia, renowned for its sanctuary of Asclepius and major cultural institutions. Galen was born and began his medical training in Pergamon.
Galenism : The body of medical doctrines derived from Galen’s writings and later interpretations of them. Galenism became the dominant framework for learned medicine in much of Europe and the Middle East.
On the Natural Faculties : A treatise by Galen explaining the bodily powers responsible for functions such as growth, nutrition, and sensation. It presents his method of explaining physiological processes through specific natural capacities.
Four humors : An ancient theory that health depends on the balance of blood, phlegm, yellow bile, and black bile. Galen developed humoral medicine into a detailed account of temperament, health, and disease.
Galenic ventricular system : Galen’s model assigning imagination, reasoning, and memory to the brain’s ventricles. This model illustrates how Galen connected mental faculties to bodily structures.
Asclepiades of Bithynia : A Greek physician in Rome who promoted a mechanistic account of health and favored gentle therapies. His influential medical approach formed part of the Roman setting in which Galen established his reputation.
Hunayn ibn Ishaq : A ninth-century physician and translator who rendered Greek medical works into Arabic and Syriac. His translations and revisions helped transmit Galen’s writings into the Arabic-speaking scholarly world.
On the Usefulness of the Parts : A Galenic treatise arguing that the structure of each body part serves a purpose. This work displays Galen’s anatomical reasoning and belief in the purposeful design of the body.
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