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23 Cards in this Set
- Front
- Back
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Lamellated Corpuscles
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Found in the subcutaneous Layer. Contains pressure sensitive nerve endings.
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Keratinocytes
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Produces keratin for hardening
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Melanocytes
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Produces melanin for color
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Langerhans Cells
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Participates in the immune response
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Merkel cells
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Contributes to Sensory nerves
Assosciated with Tactile Disks |
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Epidermal Layers bottom to top
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Basale
Spinosum Granulosum Lucidum (Only Thick Skin) Corneum |
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Papilary Region of Dermis Composition and function
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Composed of Areolar connective Tissue for support
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Reticular Region of Dermis Composition
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Composed of Dense Irregular Connective Tissue, sebaceous, and sudoriferous glands
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Epidermal Ridges
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Provides basis of fingerprints & Footprints
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3 Contributors of skin color
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-Melanin
-Carotene -Hemoglobin |
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Location of Sebaceous Glands
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Inside hair follicles
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Matrix cells
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Contributes to hair and nail growth
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2 types of Sudoriferous Glands. Their openings and locations.
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Eccrine - Most parts of body, ducts open at skin surface
Apocrine - Limited to Axillary, groin and Areolae(Nipple) Duct opens into hair follicles |
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Ceruminous Glands
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In ear canals. Makes Earwax
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Lanugo/Vellus/Terminal
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Hair of fetus, most of which is shed before birth/Peach Fuzz/Thick black hair(beard)
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Lunula
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White part at base of nail
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Eponychium
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Thick skin protecting nail base from bacteria
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Locations of Thick Skin and Thin Skin
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Thick-Palms, fingertips, soles
Thin- Everywhere else |
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3 Cutaneous Sensations
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-Tactile (Pressure)
-Thermal -Pain |
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Rules of Nines
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Head- 9%
Arms- 18% Body- 36% Legs- 36% Groin and Anus - 1% |
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Lamellar Granules
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Fround in Stratum Granulosum,
Secretes waterrepelent fluid |
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Vernix Ceseosa
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Thin layer of fetal skin that protects it from amniotic fluids
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Arrector Pili
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Muscle that tightens to form goosebumps
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