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Lungs - Anatomy & Physiology (view source)
Revision as of 17:06, 15 April 2013
, 17:06, 15 April 2013→Histology
==Histology==
==Histology==
'''Pneumocytes''' are a type of epithelial cells that lines the alveoli.
*the '''Type I''' pneumocytes are simple squamous with a flattened central nucleus that protrudes into the alveolar lume
*the '''Type II''' pneumocytes are round to pyramidal-shaped cells that are found among the type I pneumocytes. The type II pneumocytes have a larger centrally placed nucleus with a prominent nucleolus and a slightly vacuolated, foamy, basophilic cytoplasm. The nucleus of these cells also has a nucleolus.