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Click for a larger image. UPDATED: From the Greek [ep(i)] meaning "outer, above, or upon", and the Greek suffix [o-nym] meaning "name". The word [eponym] refers to a person's name becoming attached to an anatomical location or surgical procedure. For centuries it has been the custom to honor or...
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depression as the "foramen ovale" and it is surrounded by a well-defined muscular border known as the "limbus fossa ovalis", also known by the eponym "ring or anulus of Vieussens" The interatrial opening in the fetus, and the persistent ASD in the adult is referred by the eponym "foramen of...
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stayed at Gôttingen until his death in 1885. Henle’s many remembered contributions are mostly in the area of histology. His name is found in many eponyms. The eponym most associated with his name is “Henle’s loop”, part of the tubular component of a nephron. Crypts of Henle: Microscopic pockets...
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Vesling (1598-1649) Loose-leaf . Publishedd by Giovanni Barttista Conzatti. Veslingius was the first to describe the arterial circle of the brain, eponymically tied today to Thomas Willis, and he was the first to name the soleus muscle, as it resembles the sole fish. In his words: "soleus, a...
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Vesalius) critical of the anatomy of Galen. He is known for his accurate description of the uterine tubes, salpinx, or oviducts, which carry his eponym, as the "Fallopian tubes". His anatomical studies were focused on the anatomy on the head, where he added much to the knowledge of the internal...
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the anatomy of the inguinofemoral region from the posterior aspect. It is neither a triangle (as it only has two boundaries), nor is it an eponym (no such person existed - that is why uppercase should not be used). It does indicate an area where it is extremely dangerous to place staples or...
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1,500 years. In fact, in Medieval times and early Renaissance doubting Galen's teachings was considered heresy! Galen's name is preserved in the eponymical "Vein of Galen", the great central cerebral vein. Sources: 1. "Claudius Galenus of Pergamum: Surgeon of Gladiators. Father of Experimental...
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joint" and is a secondary cartilaginous joint of a type known as a symphysis. The angle varies between 160 and 169 degrees. It is know eponymously as the "angle of Louis" named after Antoine Louis1 (1723-1792), a French physician. The importance of the sternal angle is that of an anatomical...
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named after another French physician in the same committee, Dr. Joseph-Ignace Guillotin. Antoine Louis' name is better know to history as the eponymic origin of the "sternal angle" also know as the "Angle of Louis" and synonymously (probably by misspelling or translation) the "angle of Lewis", and...
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node” (AV node) and the connections of the AV node and the Bundle of His (the right and left bundle branch). His work with Aschoff led to the eponym of “node of Aschoff-Tawara” for the AV node. Tawara’s work also led to the understanding of the function of the Purkinje fibers. Tawara gave the...
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flap valve or "rosette". There are other mechanisms that add to the sphincter-like action of the esophagogastric junction structures. The eponym "angle of His" remembers Dr. Wilhem His Jr. (1864 -1934), a German physician and anatomist, who also described the atrioventricular bundle or "Bundle of...
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[sphincter of Oddi] is a complex system of smooth muscles that controls flow of bile and pancreatic juice into the duodenum. Although known by its eponym, this structure has the anatomical name of "sphincter of the hepatopancreatic ampulla". Although described previously by others, it was Ruggero...
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or described the esophagogastric angle, in 1906 JD Cunningham started calling this angle the "Angle of His" in honor of Wilhelm His Jr. This eponym has stayed with us until today. Sources: 1. "Wilhelm His Jr." JAMA. 1964;187(6):453-454 2. "His, Jr., W.: The Activity of the Embryonic Human Heart...
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Click for a larger image The sinuatrial node, is also known as the "sinoatrial node", "SA node" or by its eponym, the "node of Keith and Flack". It is the initial component of the conduction system of the heart. It is a small nodule of cardiac muscle tissue, somewhat horseshoe-shaped that is...
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known as "intrasutural bones" (see image). These bones will vary in number and in size per individual, and are not rare to find. These bones are eponymic, named after Olao Claus Worm Sr. (1588 - 1654), a Danish professor of Medicine and Physiology. Known by his Latinized name Olaus Wormius, he...
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stimulus from the sinuatrial (SA) node to the atrioventricular (AV) node and as part of Bachman’s bundle. The limbus fossae ovalis is known by the eponym “the ring or anulus of Vieussens” Sources: 1. “The development of the limbus fossae ovalis in the human heart—a new septum” Christie, GA. J...
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clean the ears". Incredibly, anatomists at that time called the fifth digit "digitus auricularis". Verheyen is credited with the creation of the eponym the “Achilles tendon” which denominates the common tendon for the gastrocnemius and soleus muscle, although at the time he called it the “Chorda...
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environment. Today the cardiophysiological bodily response to Valsalva’s maneuver has been studied in detail. Valsalva is responsible for the eponym “Eustachian tube” that refers to the muscular tube communicating the superior aspect of the pharynx (rhinopharynx) with the middle ear. He did...
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today as Nabothian cysts. Naboth had only rediscovered these cysts first described in 1681 by Guillaume des Noues (1650 – 1735), although the eponym records Naboth’s name. Naboth published De Organo Auditus in 1703, and was appointed Professor of Chemistry in Leipzig in 1707. He died in Leipzig on...
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Click for a larger image The eponymic nodules (or nodes) of Arantius are thickenings of the tunica intima layer covering the ventricular aspect of the leaflets of the aortic valve, also known as the ventricularis layer (see blue arrows in the accompanying image). The thickening happens at the...