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Unformatted text preview: 2. 25-30 rows of dead keratinized cells 3. keratinization occurs as cells rise from below 4. protects against light, heat, bacteria, chemicals 5. most superficial layer of epidermis C. Statum Lucidum 1. present only in thick areas (palms, feet) 2. contain clear substance called eleidin 3. eleidin eventually changes into keratin at surface D. Stratum Granulosum 1. cells from lower layers begin to die here 2. contain granules with keratohyalin 3. keratohyalin is precursor to eleidin and keratin E. Stratum Spinosum 1. 8-10 rows of polyhedral shaped cells 2. contain spine-like projections ("spinosum") F. Statum Basale (Stratum Germinativum) (germination) 1. deepest layer of the epidermis 2. single layer of cuboidal-columnar shaped cells 3. origin of all cells of epidermis through mitosis 4. origin of cells for sweat-oil glands and hair...
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This note was uploaded on 01/29/2012 for the course SCIE SYG2000 taught by Professor Bernhardt during the Fall '10 term at Broward College.
- Fall '10