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9 Cards in this Set
- Front
- Back
What are the three embyronic germ layers?
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Endoderm (inner layer), mesoderm (middle layer), and ectoder (outer layer).
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What does each germ layer form?
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Endoderm- digestive tract and respiratory tract.
Mesoderm- muscles, bone, and blood vessels. Ectoderm- Forms skin and nueroectoderm. |
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What are the 4 types of specialized contacts will you find within epithelial tissue?
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desmosomes and hemidesomosomes (bind cells to the basement membrane), tight junctions (hold cells together and form a permeability barrier), glands and gap junction (allow ions and small molecules to pass betwee cells).
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What is known as the "acellular glue" and guides cell migration during tissue repair?
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The basement membrane
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What are five functions of epithelia?
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Protect underlying structures, act as barriers, permit the passage of substance, secrete substances, and absorb substances.
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What is the epithelium called where tissue appears stratified but all the cells make contact with the basement membrane?
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psuedostratified
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Where can simple columnar epithelium be found?
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mouth, throat, larynx esophagus, anus, vagina, etc.
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Which type of gland has no ducts and produces horomones?
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endocrine
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Which type of cell is able to differentiate into adult cell types?
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Undifferentiated mesenchyme aka stem cells
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