| Simonart's bands | The strands of amniotic tissue adherent to the embryo or foetus; they may cause constriction of embryonic limbs. See: congenital amputation. Synonym: amniotic adhesions, annular band, constriction ring, Simonart's bands, Simonart's ligaments, Simonart's threads, Streeter's bands. (05 Mar 2000) |
|---|---|
| Streeter's bands | The strands of amniotic tissue adherent to the embryo or foetus; they may cause constriction of embryonic limbs. See: congenital amputation. Synonym: amniotic adhesions, annular band, constriction ring, Simonart's bands, Simonart's ligaments, Simonart's threads, Streeter's bands. (05 Mar 2000) |
| Q bands | <cell biology> The alternating bright and dull fluorescent bands seen on chromosomes under ultraviolet light after the chromosomes are stained with quinacrine. The Q stands for quinacrine, an agent used as an antimalarial agent and, in the laboratory, as a fluorescent dye. (12 Dec 1998) |
| Essick's cell bands | Groups of cells in the developing rhombencephalon which migrate in two bands, one of which eventually forms the inferior olivary nucleus and the arcuate nucleus, and the other the pontine nuclei. (05 Mar 2000) |
| longitudinal bands of cruciform ligament | <anatomy> Ligamentous slips forming the "upright" or vertical beam of the cruciform ligament. Synonym: fasciculi longitudinales ligamenti cruciformis atlantis. (05 Mar 2000) |