Di fiore atlas of histology is the ebook which is the one of many biggest useful resource of human histology.It has all forms of diagrams and particulars of human cells and tissues.For Higher understanding it comprises properly labeled photos of assorted organs and it microscopic photos which give nice assist for college students. Difiore atlas is utilized by Medical college … [Read more...]
Polarity of epithelial cells
POLARITY OF EPITHELIAL CELLS: Most of the epithelial cells polarise because of distinct morphological and biochemical characteristics which associate with different surfaces of these cells. Generally an epithelial cell has three domains which relate to various surfaces of the cell; these domains are: an apical domain, a lateral domain and a basal domain. The morphological and … [Read more...]
Classification of epithelium
Classification of epithelium: Depending on the number of cell layers present, the covering epithelia are divided into the following two main types: Simple (or unilaminar) epithelia which consist of only a single layer of cells. Stratified (or multilaminar) epithelia which consist of two or more layers of epithelial cells. SIMPLE(UNILAMINAR) EPITHELIA A simple … [Read more...]
Epithelium and its two major groups
EPITHELIUM The epithelium is defined as a collection of closely apposed cells with a very small amount of extracellular matrix. All epithelia are supported by a variable amount of loose connective tissue which contains many blood vessels. Between the epithelium and the associated connective tissue, there is always present a sheet of amorphous material which is called basal … [Read more...]
Thrombopoiesis and Lymphopoeisis
THROMBOPOIESIS AND LYMPHOPOIESIS THROMBOPOIESIS (DEVELOPMENT OF PLATELETS) In the red bone marrow, the multipotential stem cells CFU-GEMM give rise to uni potential platelet progenitor cells titled CFU-Meg, which are committed to differentiate into megakaryoblasts. The megakaryoblasts differentiate into megakaryocytes. The platelets are formed by detachment of small, … [Read more...]