rhombencephalic isthmus

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rhomb·en·ce·phal·ic isth·mus

1. a constriction in the embryonic neural tube delineating the mesencephalon from the rhombencephalon;
2. the anterior portion of the rhombencephalon connecting with the mesencephalon.
Farlex Partner Medical Dictionary © Farlex 2012

rhomb·en·ce·phal·ic isth·mus

(rom'ben-sĕ-fal'ik is'mŭs)
1. A constriction in the embryonic neural tube delineating the mesencephalon from the rhombencephalon.
2. The anterior portion of the rhombencephalon connecting with the mesencephalon.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

His,

Wilhelm, Jr., German physician, 1863-1934.
His band - Synonym(s): His bundle
His bundle - modified cardiac muscle fibers. Synonym(s): atrioventricular bundle; His band; Kent bundle; Kent-His bundle
His bundle electrogram - an electrogram recorded from the His bundle.
His bundle heart block
His bundle recording
His spindle - a fusiform dilation of the aorta immediately beyond the isthmus. Synonym(s): aortic spindle
His-Tawara system - the complex system of interlacing Purkinje fibers within the ventricular myocardium.
Kent-His bundle - Synonym(s): His bundle

His,

Wilhelm, Sr., Swiss anatomist and embryologist in Germany, 1831-1904.
duct of His - Synonym(s): Bochdalek duct
His copula - a median elevation in the floor of the embryonic pharynx that is incorporated in the root of the tongue. Synonym(s): hypobranchial eminence
His line - a line dividing the face into an upper and a lower, or dental part.
His perivascular space - Synonym(s): Virchow-Robin space
His rule - an obsolete calculation for the duration of pregnancy.
isthmus of His - the anterior portion of the rhombencephalon connecting with the mesencephalon. Synonym(s): rhombencephalic isthmus
Medical Eponyms © Farlex 2012