On the flip side, if youâre not closely monitoring your blood sugar levels, they can drop too low. 1  Warning signs of low blood sugar, or hypoglycemia, include: 2  Dizziness. 3  Irritability. 4  Sweating. 5  Weakness. 6  Lack of coordination.
1. Epidermis. This outer (superficial) layer of skin, composed of keratinized stratified squamous epithelium, derives from embryonic surface ectoderm. It is avascular, receiving nourishment from vessels in the underlying dermis. Its only innervation (nerve supply) is by unencapsulated (free) nerve endings.
III. LAYERS OF INTEGUMENT (figs 5.1, 5.6, Table 5.2) A. Epidermis (epi=on, derma=skin) -- most superficial layer --keratinized stratified squamous epithelium -- avascular -- consists of 4 or 5 specific layers: * thick skin * thin skin -- epidermal ridges . B. Dermis -- layer deep to epidermis