Chapter 5: Integumentary System Flashcards
What layers makes up the skin?
- dermis
- epidermis
Main pigment of the skin
Melanin
Sebaceous glands protect us from ____
Dehydration
Layer connects skin to the deep fascia
Subcutaneous
Outermost layer of the epidermis
Stratum corneum
What part forms fingerprints?
Dermal papillae
Subcutaneous layer contains all except
Melanin (contains: blood vessels, adipose, nerves)
Glands found in subcutaneous layer include:
- sebaceous
- suforiferous
Primary functions of the skin include:
- protection
- temperature regulation
- sensation
Muscles attached to hair follicles to form goosebumps
Arrector pili
Apocrine sweat glands are located ___
Mainly in the armpits and groin areas
The deeper layer of skin
Dermis
Hair protein
Keratin
Where hair develops
Hair follicle
Which is not an accessory structure of the skin?
- derma (accessory structures: nails, hair, glands)
Which is not a main function of the integumentary system?
Exchange of gases
Pigment in the skin which protects against UV rays
Melanin
Three main pigments of skin color
- melanin
- hemoglobin
- carotene
Factors that affect healing of the skin include___
- blood supply
- infection and age
- nutrition
Effects of aging on the skin due to loos of fat, elastic fibers, and collagen form___
Wrinkles
Elderly have lowered ability to withstand ___
Heat
Sudoriferous glands located throughout the body
- eccrine
Connective tissue below the dermis
Subcutaneous layer
Extension of stratum corneum, seals space between nail plate and skin above the root
Cuticle
Cytoplasm is replaced by proteins called ___ with cell aging
Keratin
