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7 Cards in this Set
- Front
- Back
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What is the skin made up of?
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two multicellular layers-the epidermis derived from embryonic ectoderm and the dermis derived from embryonic mesoderm
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Describe the epidermis
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Stratified squamous epithelium
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Is the epidermis vascular?
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no
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How do cells in the epidermis get oxygen and nutrients?
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They depend on blood vessels in the dermis
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what is the stratum germinativum?
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The deepest layer of epidermis that is made up of mitotically active cells
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What is the proteinaceous material that skin cells replace their cytoplasms with?
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Keratin
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What is the stratum corneum?
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The outermost layers of dead keratinized cells
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