CELL POLARITY • Epithelial cells exhibit distinct polarity. They have: – Apical domain, directed towards the exterior surface. – Lateral … Read More »
Epithelial Tissue
• Epithelial tissues are formed by closely apposed cells with little or no intercellular material and occur as membranes and … Read More »
Types of Connective Tissue
Ø Loose connective tissue § Areolar tissue § Adipose tissue § Reticular tissue Ø Dense connective tissue § Dense regular … Read More »
CONNECTIVE TISSUE (GENERAL ASPECT)
Introduction ‘Connective tissue’ is the term traditionally applied to a basic type of tissue of mesodermal origin which provides structural … Read More »
Bone
Bone is a specialized connective tissue characterized by mineralized extracellular matrix. Bones are the organs of skeletal system; bone tissue … Read More »
CARTILAGE
n Is a specialised type of connective tissue. n Consists of cells and extracellular components. n Does not contain vessels … Read More »
Skin
Thick Skin Stratum lucidum visible Thin Skin Stratum lucidum not visible Read about the skin here. Read More »
Tonsils
Palatine Tonsils 1) Crypts are visible 2) Stratified squamous epithelium present Pharyngeal Tonsils 1) Fissures are visible 2) Pseudostratified columnar … Read More »
Thymus, Spleen and Lymph node
Thymus 1) Hassells corpuscles visible 2) Lymphocytes visible Spleen 1) Red and white pulp visible 2) Central artery visible 3) … Read More »
Epithelium
Simple Squamous Epithelium Single layer of cells visible Stratified Squamous Epithelium 1) Multilayered Lower cuboidal, then polygonal and then flattened … Read More »