Fill in the blanks: (a) Lining of blood vessels is made up of ________ . (b) Lining of small intestine is made up of ________ . (c) Lining of kidney tubules is made up of ________ .
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Answer:- a) Squamous epithelium
Squamous epithelium are single layer of flat cells and are often permeable. Lining of blood vessels are made up of squamous eithelium.
b) Columnar epithelium
Columnar epithelium are uni-layered cells. They line most of the organs of digestive tract.
c) Cuboidal epithelium
Cuboidal epithelium consists of single layered of cube like cells. They are found in the lining of nephrons (kidney tubules).
d) Respiratory tract
Epithelial cells with cilia occur in our respiratory tract. Cilia move back and forth to help the movement of particles.
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(a) Squamous epithelium
(b) Columnar epithelium
(c) Cuboidal epithelium
- Lining of blood vessels is made up of squamous epithelium.
- Squamous epithelium is also known as a pavement epithelium. It is single layer of flattened, polygonal cells in contact with a basal lamina (one of two layers of basement membrane) of the epithelium.
- Lining of small intestine is made up of columnar epithelium.
- Columnar epithelium covers small intestinal tract from end of the esophagus to a beginning of rectum. It also lines a ducts of the many glands. The typical form covers that the villi of a small intestine.
- Lining of kidney tubules is made up of cuboidal epithelium.
- Cuboidal epithelium is a type of epithelium which consists of a single layer of cube-like cells that have large, spherical and central nuclei.
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