0 relating to a membrane or like a membrane (= a very thin layer of tissue that covers or connects parts of the body) -- 膜的；似膜的
In such instances, the leaflet tissue is excised, leaving the base of the septal tissue intact at die membranous part of the septum.
Perimembranous defects were those localized in the area usually occupied by the membranous septum.
Anomalies of the tricuspid valve, including pouches, resembling aneurysms of the membranous ventricular septum.
The role of the cortical membranous organelles of nematode spermatozoa remains undetermined.
This right ventricular musculature membranous septum, with its atrioventricular forms the supraventricular crest, and is also and interventricular components incorporated described as the ventriculo-infundibular fold.
It represents the atrioventricular component of the membranous septum.
There was an aneurysm of the membranous septum.
In some fibers, mitochondria and other membranous organelles appeared to be more enriched on one side of the node.
