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Histology
Histology
12
Anatomy
Undergraduate 2
09/23/2012

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Term
What is histology?
Definition
the study of the form and function of tissues
Term
What is a tissue?
Definition
a collection of cells with similar form and function which are specified for a particular activity
Term
Cells of a particular type tend to have the same _____________ ____________?
Definition
embryonic origins
Term
After implantation, cells of the blastocyst begin to differentiate. Three distinct embryonic germ layers, or primary tissues develop. What are they?
Definition
1. ectoderm
2. endoderm
3. mesoderm
Term
ectoderm
Definition
->the superficial layer
->contribultes to the integumentary and nervous systems
Term
endoderm
Definition
->deepest layer
->contributes to the digestive system and other internal structures
Term
mesoderm
Definition
->intermediate layer
->contributes to all connective and muscle tissues
Term
From the 3 primary germ layers,the four classes of adult tissues develop. What are they?
Definition
1. epithelial tissue (epithelium)
2. connective tissue
3. muscle
4. nerve tissue
Term
Which germ layers is epithelial tissue (epithelium) primarily found in?
Definition
->ectoderm
->endoderm
Term
Which germ layer is connective tissue found?
Definition
mesoderm
Term
Which germ layer is muscle tissue found in?
Definition
mesoderm
Term
Which germ layer is nerve tissue found in?
Definition
ectoderm
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