hypobranchial eminence

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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


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

hypobranchial eminence (hī´pō-brang´kəəl),

n a small tissue structure formed from the second, third, and fourth pharyngeal arches during early embryonic development of the head and neck from which the tongue eventually takes shape.
References in periodicals archive ?
The thyroid gland develops from a junction between tuberculum impar and hypobranchial eminence which forms the foramen caecum.
The remaining posterior one-third of the tongue arises from a second swelling (the hypobranchial eminence or copula), which is made up of mesoderm of the second, the third, and a portion of the fourth pharyngeal arches.