NEET BIOLOGY

Detailed explanation-1: -The epithelium is a type of body tissue that forms the covering on all internal and external surfaces of your body, lines body cavities and hollow organs and is the major tissue in glands.

Detailed explanation-2: -Glandular epithelium, also known as glandular tissue, refers to a type of epithelial tissue involved in the production and release of different secretory products, such as sweat, saliva, breast milk, digestive enzymes, and hormones, among many other substances.

Detailed explanation-3: -Simple Columnar Epithelial Tissue Columnar cells are specialized for absorption and secretion. They are able to secrete mucus, enzymes, and other substances the body needs. Columnar epithelial tissue is found in our stomach lining where they create and secrete mucus.

Detailed explanation-4: -Most mucous membranes contain stratified squamous or simple columnar epithelial tissue. The epithelial tissue sheet lies directly over the layer of loose connective tissue called lamina propria.

Detailed explanation-5: -Pseudostratified epithelium possesses fine hair-like extensions called cilia and unicellular glands called goblet cells that secrete mucus. This epithelium is described as ciliated pseudostratified epithelium.