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Integumentary system (skin lessions (macule (flat spot on skin), wheal…
Integumentary system
skin lessions
macule
flat spot on skin
wheal
elevated spot
papuel
pimple
noduel
larger papuel
vesicle
fluid filled blister
pustual
filled with pus
ulcer
crust
scale
fissure
What does the skin do
First line of defense
keeps body from drying out
storage of fatty tiddue
sensiry output
Burns
First degree
partical thickness
week to heal
2nd degree
blisters
scaring is common in these types of burns
heal in 10-14 days
third degree
full thickness
include all layers of skin
4th degree
bone
nails
nail root (germial matrix)
Nail bed
what nail attatchs to
cuticle
fold that covers nail root
lunar
half moon
Layers of skin
Epidermis
Skin that we see
made of small layers of stratified squamous epithelium
Avascular
Contains no blood vessels
layers
Stratum basal
cells born
last 2-4 weeks
stratum coreum
dead cells
slough off
speacilized cells
melanocytes
responsible for skin color
melanin
skin color and disease
build up of biliburm causes jaundece
excessive bruising
ecchymosis
Dermis
corium
contatins
capillaries
collegene
invoulentary muscles
nerve endings
lymph vessels
hair follicles
sudoriferous glands
sebacous glands
papillae
anchor to epidermis
collegen allows the skin to flex and not tear
Glands
apocrine sweat
sexual arrectant
eccrine
regulate
Subcutaneus fascia
hypodermis
lipocytes
Herpes
lifelong disease
vesicles
types
Herpes varicella (CHicken Pox)
highly contagious
found on face and trunk
vaccine
herpes zoster
shingles
adult version of chickenpox
late in life
herpes simplex one
cold sore
herpes simplex two
genital herpes
warts
common
hands and fingers
plantar
feet
tinea
fungus
tinea crusis
jock itch
corporis
ring
unguiumn
nails
pedis
athletes foot
hair
keritian
covers hair
cuticle
protector
follicle
lyme disease
tick bite
How does skin heal
fibroblasts
skin, Nails hair and glands