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Classification of Tissues
Classification of Tissues
9
Physiology
10th Grade
02/11/2013

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Term
Epithelial Tissues
Definition
to cover surfaces
Term
Epithelial Functions
Definition
protection, absorption, filtration. excretion, secretion and sometimes sensory reception
Term
Simple squamous epithelium
Definition
Single layer of flattened cells
Location: kidney, lining of the heart, blood vessels
Function: allows passage pf materials by diffusion
Term
Simple cuboidal epithelium
Definition
Single layer of cube-like cells
Location: kidney, ovaries, small glands
Function: Secretion and absorption
Term
Simple columnar epithelium
Definition
Single layer of tall cells
Location: digestive tract, gallbladder, uterine tubes
Function: Absorption, secretion of mucus, enzymes, and other subtances
Term
Pseudostratisfied columnar epithelium
Definition
Single layer of cells differing at different heights
Location: large glands, male urethra, upper respiratory tract
Functions: secretion of mucus
Term
Stratisfied squamous epithelium
Definition
Thick membrane, cuboidal or columnar, surface cells, flattened (squamous)
Location: esophagus, mouth, vagina
Function: protects underlying tissues subjected to abrasion
Term
Transitional epithelium
Definition
cuboidal or columnar surface cells, dome shaped
Location: bladder, uterus, urethra
Function: stretches readily and permits distension
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