Integumentary system Flashcards
(39 cards)
The epidermis is made up of _______ that make keratin.
keratinocytes
The epidermis has 5 layers. each layer has a function, the S.C is the _________ layer and contains all the _________ cells. the S.L layer helps with mechanical stressors and is only present in thick skin like palm and soles. The S.G layer is a where cells begin to _________ and change shape. the S.S layer is where keratinocytes differeniant, the S.B layer creates the _________ cells and _________
thickest
dead
die
stratum
melanocytes
in the S.B layer of the epidermis, the _________ secrete pigment in response to UV light. _________ cells are dendritic cells that assist with immune response and show antigens to ___ cells.
Melanocytes
langerhans
T
Marker cells are also located in the _________ layer. they help you sense _________ and hromone production.
epidermis
touch
The dermis layer provides _________ _________, it contains macrophages and _________ cells.
skin mobility
mast
the dermis layer is split into two layers, one being the _________ layer which helps with containing blood vessels. and the other being the _________ layer which helps with inflammation and wound healing through fibroblasts.
papillary
reticular
function of the Hypodermis layer (aka SC layer) is to connecting skin to _________ . and this is where we have our fat _________ for enery storage.
muscles
Fat reservoir
Provide the Thick skin structures
fingers, palms
Provide the Thin skin structures
armpit, breasts
increase of bilirubin indicates:
Jaundice
Carotene adds what color of pigment?
Yellow
cyanosis in the fingers indicates:
lack of O2 (oxygen)
Nail Matrix
Nail Matrix is area of growth located in the _________ nail fold.
proximal
the Function of our Finger/toenails is _________ sensation.
tactile sensation
Hair is made of _________ and helps us retain _________. the hair also helos with the sensation of _________
keratin
heat
mechanoreceptors
In the skin what is the muscle that gives us “goosebumps”
Arrector Pili pulls hair upright
our Eccrine sweat glands is located in the _________ layer. its higest concentration is in the palm,soles, and forehead. it helps with _________ and has _________
dermis
thermoregulation
pheromones
Apocrine sweat glands release during times of _________. Its represented through _________. *smelly
stress
sweat
Sebaceous glands produce oil and sebum. the lactic acid in this gland will _________ the pH to help against prevention.
decrease
thermoregulation consist of the capillaries in the dermis either _________ or constricting.
dilating
Vitamin D is essential for _________ absorption. Vitamin D is absorbed through sunlight by the _________ (inactvie). once processesed by the liver and the kidney it becomes _________.
calcium
kerartinocytes
Active
Name the three overlapping phases of healing and at which phase would cell regeneration occur?
-inflammation (4-6 days)
-Proliferation (4-24 days) at this stage cells start to regenerate
-remodeling (21days-2years)
What are the initial key responses to tissue trauma?
- Blood clot (scaffolding)
- macrophages
-NP
-innate and adaptive
-platelets release G.H
what areas have the highest concentration of sweat glands?
palm, soles, forehead
