Term
What are the 6 characteristics for epithelial tissue? |
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Definition
Covers and lines body cavities; cells densely packed together; attached by intercellular junctions; basement membrane; avascular; rich nerve supply |
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Term
What germ layers does does epithelium develop from? |
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Definition
ectoderm, mesoderm, and endoderm |
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Term
Where is simple squamous epithelium located? |
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Definition
bowman's capsule in kidney, blood vessels, lining of body cavities, and alveoli of lungs |
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Term
What is the function of simple squamous epithelium? |
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Definition
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Term
What is the function of simple cuboidal epithelium? |
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Definition
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Term
Where is the location of simple cuboidal epithelium? |
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Definition
convoluted tubules of kidney (absorption); thyroid gland (secretion); germinal epithelium |
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Term
Where is the location of simple columnar epithelium? |
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Definition
lining of uterus and uterine tube (ciliated); stomach, small intestine, large intestine, gallbladder |
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Term
What is the function of simple columnar epithelium? |
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Definition
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Term
Where is the location of pseudostratified columnar ciliated epithelium? |
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Definition
nasal cavity, trachea, bronchi (goblet cells) |
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Term
What is the function of psuedostratified columnar ciliated epithelium? |
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Definition
secret mucous to catch dust particles in the air |
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Term
Where is pseudostratified columnar epithelium with sterocilia located? |
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Definition
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Term
What is the function and location of stratified squamous non-keratinized epithelium? |
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Definition
protection; oral cavity, pharynx, esophagus, vagina |
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Term
What is the location and function of stratified squamous keratinized epithelium? |
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Definition
epidermis of the skin (dry) |
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Term
Where is stratified columnar epithelium located? |
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Definition
Large ducts of salivary glands, conjunctiva, penile urethra |
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Term
Where is transitional epithelium located? |
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Definition
urinary system (calyces of kindey, ureter, urinary bladder, prostatic urethra in males and female urethra) |
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Term
What are the two types of transitional epithelium? |
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Definition
Relaxed (4-6 layers) and stretched (2-3 layers) |
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Term
What are the different types of cell junctions that may be found between epithelial cells (5)? |
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Definition
tight junction; adherent junction; gap juntion; desmosomes; hemidesmosomes |
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Term
What are two locations for simple columnar ciliated epithelium and their functions? |
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Definition
Stomach (secretion) and intestines (absorption) |
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Term
What is one location for simple columnar epithelium with a brush border? |
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Definition
(microvilli) found in small intestine |
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Term
Mention one location for simple cuboidal epithelium with a brush border. |
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Definition
proximal convoluted tubules of kidney |
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Term
Where are two locations for goblet cells? and what is its function? |
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Definition
GI tract and respiratory tract; synthesize and secrete mucous |
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Term
Where are myoepithelial cells located? |
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Definition
exocrine glans (lacrimal, salivary, mammary, and sweat glands) |
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Term
What is the function of myoepithelial cells? |
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Definition
contain contractile actin proteins that squeezes secretory units and ducts |
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Term
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Definition
proliferation of surface cells, downward growth and invasion of underlying CT, differentiation into either exocrine or endocrine |
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Term
What is an example of a simple coiled tubular gland? |
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Definition
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Term
What is an example of a serous gland? |
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Definition
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Term
What is an example of an apocrine gland? |
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Definition
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Term
What is an example of a holocrine gland? |
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Definition
sebaceous glands in skin (hair follicles) |
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Term
What is an example of an eccrine/merocrine gland? |
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Definition
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Term
What is an example of an unicellular gland? |
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Definition
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Term
What is an example of an endocrine gland? |
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Definition
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