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5 Cards in this Set
- Front
- Back
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What are the functions of the skin? |
Thermoregulation Blood Reservoir Protection Cutaneous Sensations Excretion and Absorption Synthesis of Vitamin D |
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The skin contributes to thermoregulation in which two ways? |
1. By liberating sweat at its surface 2. By adjusting the flow of blood in the dermis |
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The skin acts as a blood reservoir. What is this? |
Systemic veins and venules that contain large amounts of blood that can be moved quickly to parts of the body requiring the blood. |
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How does the skin provide protection? |
Keratin protects underlying tissues Lipids released by lamellar granules inhibit evaporation of water The oily sebum contains substances that kill bacteria Melanin protects against UV
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What two cell types carry out protective immunological functions? |
Intraepidermal macrophages Macropages in the dermis |
