tuberculum impar

tuberculum impar
tuberculum im·par -'im-.pär n an embryonic swelling that is situated in the midline of the floor of the pharynx between the ventral ends of the two sides of the mandibular arch and of the second branchial arch and that prob. contributes to the formation of the anterior part of the tongue

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a small elevation in the midline on the floor of the pharynx of the embryo, between the ends of the first and second pharyngeal arches (mandibular and hyoid arches); it is overgrown by the lateral lingual swellings and forms a small unrecognizable part of the adult tongue. Called also median tongue bud.

Medical dictionary. 2011.

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Look at other dictionaries:

  • Tuberculum impar — Infobox Embryology Name = PAGENAME Latin = GraySubject = 241 GrayPage = 1102 Caption = Floor of pharynx of human embryo about twenty six days old. Caption2 = Floor of pharynx of human embryo of about the end of the fourth week. System =… …   Wikipedia

  • tuberculum impar — the lateral middle walls of the fourth ventricle of the brain, each expanded as two lobes and meeting in the midline to separate the ventricle into posterior and anterior halves. Also called facial lobe …   Dictionary of ichthyology

  • impar — im·par im .pär adj being an unpaired or azygous anatomical part see TUBERCULUM IMPAR * * * im·par (imґpahr) [L. “unequal”] a general anatomical term meaning unpaired; having no fellow; azygous …   Medical dictionary

  • tuberculum — SYN: tubercle. [L. dim. of tuber, a knob, swelling, tumor] t. adductorium femoris [TA] SYN: adductor tubercle of femur. t. anterius atlantis [TA] SYN: anterior tubercle of atlas. t. anterius thalami [TA] SYN: anterior thalamic tubercle …   Medical dictionary

  • tongue bud median — tuberculum impar …   Medical dictionary

  • lingual swelling median — tuberculum impar …   Medical dictionary

  • facial lobe — tuberculum impar (the lateral middle walls of the fourth ventricle of the brain, each expanded as two lobes and meeting in the midline to separate the ventricle into posterior and anterior halves). Associated with cranial nerve VII …   Dictionary of ichthyology

  • Branchialbogen — Schematischer und unvollständiger Horizontalschnitt durch die Kiemenbogen I IV Kiemenbogen, 1 4 Schlundtaschen (innen) bzw. Kiemenfurchen (außen), a Tuberculum laterale, b Tuberculum impar, c Foramen cecum, d Ductus thyreoglossus, e Sinus… …   Deutsch Wikipedia

  • Branchialnerven — Schematischer und unvollständiger Horizontalschnitt durch die Kiemenbogen I IV Kiemenbogen, 1 4 Schlundtaschen (innen) bzw. Kiemenfurchen (außen), a Tuberculum laterale, b Tuberculum impar, c Foramen cecum, d Ductus thyreoglossus, e Sinus… …   Deutsch Wikipedia

  • Kiemenfurche — Schematischer und unvollständiger Horizontalschnitt durch die Kiemenbogen I IV Kiemenbogen, 1 4 Schlundtaschen (innen) bzw. Kiemenfurchen (außen), a Tuberculum laterale, b Tuberculum impar, c Foramen cecum, d Ductus thyreoglossus, e Sinus… …   Deutsch Wikipedia

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