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15 Cards in this Set
- Front
- Back
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Integumentary skin is made of what tissue? |
Epithelial |
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Skin is the ________ ___________ in the body |
largest organ |
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What percent of your body weight is skin? |
15% |
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What are the Eight functions of the skin? |
Regulates body temperature Absorbs water Protects Sensation Excretion Immunity Blood Reservoir Vitamin D |
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What are the three layers of skin? |
Epidermis Dermis Hypdermis |
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Name four things about Epidermis |
On the skin The skin you can see Stratified squamous epithelial a vascular (NO BLOOD FLOW) |
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Name two things about Dermis |
Where most of the work is done sweat - blood circulation - nerves |
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Name three things about hypodermis |
Under the skin Adipose tissue A seam of fat |
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Name four things about the seam of fat in hypodermis |
Anchors the skin to the rest of the body Insulates the body Energy Storage Shock absorption |
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Main Epidermis Cell |
Keratinocytes |
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Four things about Keratinocytes |
Building blocks of tough fibious protein, keratin Structure/protection/durability/H₂O proof Millions lostperday 4-6 weeks to recyles |
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What does Melanocytes do/what are they? |
Produce melanin aka skin color More complex structure of melanin the darker you are It is an epidermis cell |
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What are Immune System Cells and what do they do? |
Type of Epidermis Langerhans Cells Ingest unwanted material |
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Synonym for Merkel Cells What do they do? |
Tactile cells combine with nerve endings to create sensation of touch |
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Thick skin is where? How thick is it? |
Palms of hands and soles of your feet Five layers |
