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Unformatted text preview: fewer blood vessels and those remaining are more fragile more bruising, slower healing and rosacea â€¡ tiny dilated blod vessels esp in nose and cheeks age spots â€“ accumulation of pigment cells loss of immune cells and fibroblasts makes skin more susceptible Human Anatomy & Physiology: Integumentary System, Lecture Notes, Ziser, 2005 10 to recurring infections thermoregulation is less efficient due to loss of blood vessels and glands â€¡ more vulnerable to hypothermia and heatstroke photoaging = an acceleration of skin aging due to overexposure to sun (UV) accounts for 90% of the changes that people find medically troubling or cosmetically disagreeable G. Autoimmune Disease eg. alopecia areata causes hair to fall out in small round patches ~2% of population (4.7M in US) have some form of it hair loss is usually short term and limited to a few patches in rare cases causes permanent loss of all body hair...
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This note was uploaded on 01/30/2012 for the course BSC BSC1085 taught by Professor Sharonsimpson during the Fall '10 term at Broward College.
- Fall '10