Located cephalic to the notochord. SYN: prechordal.

* * *

pro·chor·dal (pro-korґdəl) prechordal.

Medical dictionary. 2011.

Look at other dictionaries:

  • Prochordal — Pro*chor dal, a. [Pref. pro + chordal.] (Anat.) Situated in front of the notochord; applied especially to parts of the cartilaginous rudiments in the base of the skull. [1913 Webster] …   The Collaborative International Dictionary of English

  • prochordal — pro·chordal …   English syllables

  • prochordal — (ˈ)prō+ adjective Etymology: pro (I) + chordal : anterior to the notochord …   Useful english dictionary

  • prechordal plate — prochordal plate thickened endoderm, cephalad of the notochord, that combines with ectoderm to become the oropharyngeal membrane …   Medical dictionary

  • plate — 1. [TA] In anatomy, a thin, relative flat, structure. SYN: lamina [TA]. 2. A metal bar perforated for screws applied to a fractured bone to maintain the ends in apposition. 3. The agar layer within a Petri dish or similar …   Medical dictionary

  • prechordal — SYN: prochordal. * * * pre·chord·al .prē kȯrd əl adj situated anterior to the notochord * * * pre·chor·dal (pre korґdəl) situated cranial to the notochord; called also prochordal …   Medical dictionary

  • membrane — 1. A thin sheet or layer of pliable tissue, serving as a covering or envelope of a part, as the lining of a cavity, as a partition or septum, or to connect two structures. SYN: membrana [TA]. 2. SYN: biomembrane. [L. membrana, a skin or m …   Medical dictionary

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