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Cricks Epidermis Voc

Cricks Epidermis Vocabulary

QuestionAnswer
Name the 4 kinds of epidermal cells Keratinocytes, Melanocytes, Langerhans, Merkel
What are 3 key features of Keratinocytes? They are 90% of all epi cells, they produce keratin, they produce lamellar granules
What are the key feature of Melanocytes? they produce Melanin
What are the key features of Langerhans? they are part of the immune system, are easily damaged by UV light.
What are the key features of Merkel Cells detection of sense and touch
What are the 5 layers of the epidermis stratum basale,stratum spinosum, stratum granulosum, stratum lucidum, stratum corneum,
What are 3 key features of the stratum basale? 1) single layer of keratinocytes 2) some are stem cells 3) can be replaced by transplant
What is the key feature of the stratum spinosum? 1) multiple layers of keratinocytes
What are 3 key features of the stratum granulosum? 1) multi layered 2) apoptosis happens here 3) lamellare granules found here
What is the role done by lamellar granules? they waterproof the skin
What are 3 key features of the stratum lucidum? 1) found only in thickened areas of the skin 2) make of dead keratinocytes 3) lots of keratin
What are 3 key features of the stratum corneum? 1) made of dead cells 2) they slough off, replaced by cells from deeper 3) callouses form here
What skin disorder is caused by keratinoytes dividing too quickly, resulting in a buildup of skin cells? Psoriasis
Created by: russcrick
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