alveolar septum

septum /sep·tum/ (sep´tum) pl. sep´ta   [L.] a dividing wall or partition.

---

alveolar septum  interalveolar s.

atrioventricular septum of heart  the part of the membranous portion of the interventricular septum between the left ventricle and the right atrium.

Bigelow's septum  a layer of hard, bony tissue in the neck of the femur.

septum of Cloquet , crural septum, femoral septum the thin fibrous membrane that helps close the femoral ring.

gingival septum  the part of the gingiva interposed between adjoining teeth.

interalveolar septum 

1. one of the thin plates of bone separating the alveoli of the different teeth in the mandible and maxilla.

2. one of the thin septa separating adjacent pulmonary alveoli.

interatrial septum of heart  the partition separating the right and left atria of the heart.

interdental septum  interalveolar s.

interradicular septum  interalveolar s. (1).

interventricular septum of heart  the partition separating the right and left ventricles of the heart.

lingual septum  the median vertical fibrous part of the tongue.

nasal septum  the partition between the two nasal cavities.

septum pectinifor´me  s. penis.

pellucid septum , septum pellu´cidum the triangular double membrane separating the anterior horns of the lateral ventricles of the brain.

septum pe´nis  the fibrous sheet between the corpora cavernosa of the penis.

septum pri´mum  the first septum in the embryonic heart, dividing the primordial atrium into right and left chambers.

rectovaginal septum  the membranous partition between the rectum and vagina.

rectovesical septum  a membranous partition separating the rectum from the prostate and urinary bladder.

scrotal septum  the partition between the two chambers of the scrotum.

septum secun´dum  the second septum in the embryonic heart, to the right of the septum primum; after birth it fuses with the septum primum to close the foramen ovale and form the interatrial septum.

---

alveolar septum,

See interalveolar septum.