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              Research
              
              
              7.    Histomorphology 
              of the pulmonary alveoli of goat (Capra hircus) - 
              M.A. Baba and A. R. Choudhary 
              Vet World. 2008; 1(10): 312-313
              
              
               
              
              
              
   
 
              
               
               
               
              
              
              Abstract
              
              
              
              Histomorphological 
              studies were conducted on the pulmonary alveoli of ten adult 
              healthy goats of either sex. The alveoli were roughly spherical 
              structures, which opened into the alveolar ducts and alveolar sacs 
              or respiratory bronchioles. Alveoli were composed of two types of 
              cells i.e. Type-I pneumocytes and Type-II pneumocytes. Former 
              formed the main lining epithelial cells of alveoli which were 
              squamous in type having prominent perinuclear area and centrally 
              located nucleus, while the later were cuboidal in shape with 
              centrally located nucleus and occasionally found among the Type-I 
              cells in the alveolar epithelium. The average alveolar diameter 
              was 45.28 ± 1.81 µm and the average thickness of inter alveolar 
              septa was 6.64 ± 0.35 µm.
              
              
              Key words: 
              Histomorphology, pulmonary alveoli and goat