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| What consist of hair, nails, and sudoriferous, sebaceous, and ceruminous glands - originate from the epidermis. |
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| What helps maintain homeostasis (equilibrium of the body's internal environment). |
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| What covers most body parts; only the lips, nipples, palms, soles, and parts of the external genitalia totally lack it. |
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| What protects the body from heat loss and UV Rays. |
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| What also shields the eyes and helps keep dust out of the upper respiratory tract. |
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| What extend into the dermis. |
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| What surrounds the bulb of each hair follicle. |
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| What secrete oily sebum directly onto the hair follicle, lubricating the hair shaft. |
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| What are called (arrectores pilorum) cause cutis anserina (gooseflesh); each tiny arrector pili muscle moves the individual hair when it contracts. |
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| What affect hair growth and distrubution. |
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| What leads to less nourishing blood supply to hair. |
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| The _____ _________ testosterone encourages hair growth. |
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| What growth may indicate the presence of a hormone-producing tumor. |
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Term
Key facts about _______.
1. Protect ends of fingers and toes.
2. Cuticle: skin fold over proximal portion of _____.
3. Lunula: white, crescent-shaped region at base of _____
plate. |
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| What are modified, heavily keratinized epidermal protective coverings on the dorsal surface at the end of each finger and toe. |
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| What is the skin fold over the proximal portion of the nail. |
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| What is the white, crescent-shaped region at the base of the nail plate. |
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| What secrete sweat through a duct on the body's surface, crucial in maintaining normal body temperature, and classified as eccrine or apocrine. |
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| Also known as sweat glands, ____________ _____ are long, coiled tubes located in the dermis or subcutaneous tissue that secrete sweat through a duct on the body's surface. |
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| Sudoriferous glands are classified as ______ or ________. |
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