Skin Flashcards
Functions of the skin?
What are 3 distinct layers of the skin?
•Epidermis
•Dermis
•Hypodermis
Epidermis:
Consists of epithelial tissue composed of____?
Keratinized stratified squamous epithelium
Dermis:
Hypodermis:
How many layers does Dermis have?
2 Layers
• Papillary layer (Top)
• Reticular layer (Deeper)
Dermis:
What tissue do Papillary & Reticular Layer contain?
Papillary Layer:
Contains which fibers?
Reticular Layer:
Contains which fibers?
Hypodermis:
Contains which tissues?
Areolar & adipose connective tissues
Hypodermis anchors skin to what?
Anchors skin to underlying structures
Hypodermis helps with?
Helps insulate the body
Hypodermis contains?
•Contains major blood vessels
• Nerves
• Lymph vessels
• Sweat Glands
• Hair follicles
Layers of Epidermis: (Top-Bottom)
• Stratum corneum - Come
• Stratum lucidum - Lets
• Stratum granulosum - Get
• Stratum spinosum - Sun
• Stratum basale - Burnt
Which layer of Epidermis is clear & where can it be found?
Stratum lucidum. Can only be found in the epidermis of the lips, palms, & soles
Epidermal Cell Types:
Keratinocytes
Melanocytes
Langerhans cells
Merkel cells
Explain Keratinocytes
Explain Melanocytes
Explain Langerhans cells
Explain Merkel cells
Thin skin = # layers?
Thick skin = # layers?
Thin skin = 4 layers (strata)
Thick skin = 5 layers
Dermis is bigger on which type of skin?
Thin skin
Epidermis is bigger on which type of skin?
Thick skin
