Integumentary Flashcards
(106 cards)
Purpose of sebaceous gland
Sweat gland; lubrication and inhibition of bacteria growth
Purpose of sudoriferous gland
Temperature control
Four senses of the skin
Touch, pressure, temperature, and pain
How does the skin cool the body down?
When the blood vessels in the skin dilate, it releases heat and when it constricts it holds heat
What does the sebaceous gland secrete?
Salt
Excess water
Waste through sweat
Layers of the skin
Epidermal layer
Dermal layer
Subcutaneous layer
Which skin layer cushions and controls the temperature?
Subcutaneous layer
Where are the glands located?
In the dermis
Eccrine glands
Sudoriferous glands located all over the body
Appocrine glands
Sudoriferous glands located in axilla and genitals
Keratin
Dead protein that makes up hair
Root
Special cells at base of hair
Follicle
Sac that holds hair
Arrector pili
Involuntary muscle attached to that caused goose bumps when contracted
Nails
Keratin plate that covers dorsal surface of philanges
Melanin
Brownish black pigment
Carotene
Yellowish pigment
Albino
Absence of pigmentation, due to the melanocytes being able to produce
Erythema
Reddish color of skin
Jaundice
Yellowish discoloration of skin due to bile in bloodstream
Cyanosis
Bluish discoloration of skin due to the lack of oxygen
Macules
Flat spots on skin
Biopsy
Removal of part of affected skin for testing
Types of biopsy
Needle and punch