Assertion: lung's tube | /r/LocatedNear | thick mesenchyme
Facets:
Source sentences:
text: lobular artery Pseudoglandular week 5 to 17 conducting epithelial tubes surrounded by thick mesenchyme are formed, extensive airway branching Pre-acinar arteries Canalicular week 16 to 25 bronchioles are produced, increasing number of capillaries in close contact with cuboidal epithelium and the beginning of alveolar epithelium development Intra-acinar arteries Saccular week 24 to 40 alveolar ducts and air sacs are developed alveolar duct arteries Alveolar late fetal to 8 years secondary septation occurs, marked increase of the number and size of capillaries and alveoli alveolar capillaries embryonic stage - pseudoglandular stage - canalicular stage - saccular stage - alveolar stage Links: