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AandP Exam II
Skin, Bone,
Question | Answer |
---|---|
3 major skin regions | Epidermis Dermis Hypodermis |
Cells of Epidermis | Keratinocytes- produce keratin Melanocytes- produce melanin Epidermal dendritic cells- macrophages that activate immune system Tactile (Merkel) cells- touch receptors |
Layers of Epidermis (Superior to Inferior) | Stratum: Corneum Lucidum Granulosum Spinosum Basale |
Characteristics of the Dermis | Strong, Flexible, connective tissue |
2 layers of dermis | papillary reticular |
cells of dermis | fibroblasts, macrophages, mast cells, white blood cells. |