Answer Happy

Each of the following statements concerning surfactant is true, EXCEPT: O is produced by type I pneumocytes. O appears from lamellar bodies of alveolar cells by exocytosis. Oits adequate secretion prevents alveolar collapse on exhalation. O reduces surface tension at the air-epithelium interface. O forms the phospholipid layer over the alveolar epithelium.
Which of the following is characterized by several nuclei per cell? osteoblasts osteoclasts chondroblasts osteocytes O chondrocytes