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Chapter 4.1
Skin
| Term | Definition |
|---|---|
| epidermis characteristics | stratified squamous epithelium, for hair follicles and sebaceous glands |
| epidermis protective functions | shields moist under tissues from H2O loss; when unbroken, keeps out harmful micro-organisms |
| stratum basale | bottom layer of epidermis |
| langerhans cells | white blood cells- macrophages |
| melanocytes | located in deeper epidermis & produced by hypodermis |
| albinism | lack of ability to produce melanin |
| carotene | found in palms & soles of feet and causes yellowish hue in asians |
| hemoglobin | red blood cells causes pinkish hue to fair skinned people |
| stratum corneum | top layer of epidermis |
| dermis | binds epidermis to subcutaneous |
| nerve fibers | sensory receptors and motor fibers to send and recieve impulses |
| hypodermis | subcutaneous tissue- lies beneath the dermis |