Medical Definition of Septum primum

1. A crescentic septum in the embryonic heart that develops on the dorsocephalic wall of the originally single atrium and initiates its partitioning into right and left chambers; the tips of the septum grow toward and fuse with the atrioventricular canal cushions. (05 Mar 2000)

Lexicographical Neighbors of Septum Primum

septum membranaceum ventriculorum
septum mobile nasi
septum musculare ventriculorum
septum nasi
septum nasi osseum
septum of auditory tube
septum of frontal sinuses
septum of musculotubal canal
septum of sphenoidal sinuses
septum of testis
septum of tongue
septum orbitale
septum pellucidum
septum primum (current term)
septum rectovesicale
septum secundum
septum sinuum frontalium
septum sinuum sphenoidalium
septum spurium
septum tubae
septumless
septums
septuor
septuors
septuple
septupled

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