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Integumentary System Chapter#3
- 6. Copyright 2003 by Mosby, Inc. All rights reserved.
- 9. Two types of exocrine glands Sebaceous- sebum (oil, wax) associated with hair follicles helps maintain pliability of skin Sweat glands apocrine (armpits, groin) merocrine (eccrine)- widely distributed important for maintaining body temperature
- 11. Aging and the integumentary system Declines in: Cell division in stratum basale Melanocyte production Glandular activity Hair follicle function Elastic fiber function in dermis Blood supply to skin Rate of repair
- 12. Problems of skin Lesions infections (bacterial, viral, fungal,parasitic) inflammatory reactions allergens Hyperkeratinization Tumors basal cell (stratum basale) squamous cell melanoma
- 13. Trauma abrasions, incisions, lacerations Repair inflammation scab formation fibroblast activity (scar formation) Burns- severity depends on depth of damage Rashes- so many causes!