Chapter 6 Flashcards
Stratified squamous epithelium
Epidermis
Connective tissue layer
Dermis
What connective tissues make up the Dermis layer?
Areolar, Dense Irregular, and Adipose
Technically epidermis and dermis
Skin
A connective tissue layer below the dermis
Hypodermis
On palms, finger tips, toes, and sole of feet.
No hair follicles or sebaceous glands.
Thick Skin
Covers rest of the body
Has hair follicles, sebaceous glands, and sweat glands
Thin Skin
Keratin and acid mantle
Resistance to Trauma and Infection
Waterproofing; UV Radiation; Harmful Chemicals
Other Barrier Functions
Skin first step; liver and kidneys complete process
Vitamin D Synthesis
Skin is our most extensive sense organ
Sensation
Thermoreceptors; vasoconstiction/ vasodilation
Thermoregulation
Frowning; smiling
Nonverbal Communication
Administration of certain drugs steadily through thin skin via adhesive patches
Transdermal Absorption
Keratinized stratified squamous epithelium
Lacks blood vessels
Dead cells at the surface packed with tough protein called keratin
Epidermis