Anatomy - Skin
Integumentary System - correct answer composed of: skin, hair, nails, glands
Functions: - correct answer temperature control, protection, sensation, synthesis of Vitamin D
Layers of Skin (3) - correct answer 1. epidermis 2. dermis 3. hypodermis
Epidermis: - correct answer contact with outside world, composed of keratinized stratified squamous epithelium, no blood vessels
Divisions of Epidermis: - correct answer stratum basale, stratum germantium, and stratum corneum
Stratum Basale - correct answer attached to the basement membrane, one layer of cells, forms of epidermal ridges, contain melanocytes
Melanocytes - correct answer produce pigment melanin, most plentiful in the face and extremities, number is the same in all races
Stratum Germinatium - correct answer constantly replaced by the basal layer, Keratin is produced
Keratinocytes - correct answer produce Keratin, waterproof, protects, kills cell
Stratum Corneum - correct answer the most superficial layer, 15-30 layers
Dermis - correct answer "true skin", connective tissue, accessory organs
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