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Integumentary System
Epidermis
| Question | Answer |
|---|---|
| Two Major layers of the skin | Epidermis and Dermis |
| Outer layer, cells died, strantum corneum | Epidermis |
| Inner layer, Mitosis, Strantum germinative | Dermis |
| Helps prevent evaporation, loss of water, barrier from pathogens and chemicals | Strantum corneum |
| mitosis takes place | Stratum Germinative |
| We get our skin color from ______ | Melanin |
| Melanin is found in | Melanocytes |
| The more melanin we produce determines our | Skin, Hair, eye color |
| Every one has the same number of ____ some just produce more Melanin | Melanocytes |
| Dermis Accessory Structure | Hair Follicles, Nails Follicles, Receptors |
| Base of hair root ____takes place | Mitosis |
| Hair shaft is made up of | Dead Keratinized cells |
| Base nail root ___takes place | Mitosis |
| Nail body is made up of what | dead Keratinized cells |
| Contains living and dead epidermis and dermis | Nail bed |
| Protects are fingers and toes from Mechanical injury | Nails |
| Receptors are found it the | Dermis |
| Two type of receptors are | Free nerve endings, Encapsulated nerve endings |
| Receptors are the | Cutaneous Senses |
| Heat,cold,pain, and itch are which receptor | Free nerve endings |
| Pressure and touch are which receptor | Encapsulated nerve endings |
| The Dermis has what glands | Sebaceous,Ceruminous,Sweat |
| Secrets Sebum, sebum inhibits bacteria growth to help maintain moisture in hair and skin | Sebaceous Gland |
| Secrets Cerumen, Keeps outer ear pliable and protects ear from drying out | Ceruminous Gland |
| Name Two sweat glands | Apocrine,Eccrine |
| Is where are sent comes from in the armpits and genital area | Apocrine Gland |
| Is a watery sweat temperature regulator found in the forehead, above lip, hand, soles of feet | Eccrine Gland |
| Subcutaneous Tissue is | Superficial Fascia |
| Contains many WBC- mass cells release histamine | Areolar Connective Tissue |
| Energy storage,cushions, insulates,appetite, insulin, Produces Cytokines that activate WBC | Adipose Connective Tissue |
| Where is Subcutaneous tissue found | Areolar,Adipose |