what are squamous metaplastic cells
1 Metaplastic cells (immature squamous cells) New squamous cells at the squamocolumnar junction are continuously replacing columnar cells. 2  These new squamous cells are called metaplastic cells.3  The area of cell replacement is called the transformation zone. The normal cervix has two types of cells on the surfaceâsquamous cells and columnar (glandular or mucus producing) cells. 2  Additionally, new squamous cells are identified as metaplastic cells.