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Tissues
What are the four main types or categories of tissues?
1) Epithelial Tissue
2) Connective Tissue
3) Muscular Tissue
4) Nervous Tissue
Epithelium
A primary tissue that covers the body surfaces and lines body cavities
Its cells are arranged in sheets Forms glands Named according to:
1) the number of layers 2) the shape of the cells at the free surface
Where is simple squamous epithelium located?
1)Alveoli of the lungs
2)Serous membranes
3)Lining the lumina of blood vessels where it is also termed “endothelium”
Specific name of this tissue?Simple Cuboidal Epithelium
What are two special features?Spherical and centrally-located nuclei
What are its three main functions?
1)Secretion
2)Absorption
3)Protection
Where is this tissue located?
1)Small ducts
2)Small glands
3)Small tubules (kidney tubules)
4)Thyroid gland
What kind of epithelial tissue is this? Simple Columnar Epithelium