His canal

(redirected from duct of His)
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His ca·nal

(hiz kă-nal')
Structural opening in a fetus between the posterior tongue and the developing thyroid. Distal part may form a thyroidal pyramidal lobe and the proximal part is usually obliterated.
Synonym(s): Bochdalek duct, duct of His, duct of Vater, thyroglossal duct.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012