Describe the arrangement of the main layers of skin

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Assignment:

Answer the following questions:

1. Describe the arrangement of the main layers of skin (epidermis, papillary layer of dermis, reticular layer of dermis) and their relationship to the underlying hypodermis layer, including the specific types of tissues found in each layer.

2. Describe characteristics and functions of the four cell types found in the epidermis: keratinocytes, melanocytes, Dendritic cells (Langerhans cells), Tactile cells (Merkel cells).

3. Order and describe the characteristics and functions of each layer of thin and thick skin: stratum basale, stratum spinosum, stratum granulosum, stratum lucidum, stratum corneum. Describe how keratinocytes change as they migrate further from the basal layer. Define: apoptosis.

4. Describe the functions of keratin and melanin.

5. Describe how melanin, carotene, and hemoglobin affect skin color.

Reference no: EM133367937

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