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53 terms

Integumentary System

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Functions of Skin
Protect, cover body, collect info, temperature, heat maintenence
Primary Skin Lesion
arise from previous normal skin
Types of Flat Primary
macule, fissure
Macule
darkened area 1 cm diameter
Fissure
patch, discolored, greater than 1 cm
Types of Elevated primary
papule, plaque, nodule, tumor, wheal
Papule
solid mass up to .5 cm in diameter
Plaque
solid mass surface skin, greater than 1 cm
Nodule
above/underneath skin surface
Tumor
solid 1-2 cm
Wheal
localized swelling, hive
Types elevated by fluid
vesicle, bulla, pustule
Vesicle
blister, .5cm, fluid filled sac
Bulla
larger blister, larger than .5 cm
Pustule
pus filled sac
Secondary lesion
changes/loss of skin from primary, loss of surface
Types of Secondary Lesions
erosion, ulcer
Erosion
loss of epidermis, no bleeding
ulcer
open sore, can bleed/scar maybe infection, deeper
Types with material on skin
scale, crust, keloid, cicatrix
Scale
flake off epidermis
Crust
dry, rediue of pus/blood
keloid
abnormal thick scar tissue
cicatrix
scar
Burns
1,2,3
1st degree burns
red/sore
2nd degree
blisters
3rd degree
deep into full skin/muscle
Laceration
deeper cut, jagged edge
Incision
straight edge, deep
Avulsion
complete chunk of skin removal
Puncture
poke, limited bleeding
Contusion
bruises
Abraision
epidermis, strawberry
Cellulitis
inflammation of cells
Contact Dermititis
allergy reaction
Cyamosis
decreased O2 levels
Dermitits
inflammation of skin
Necrosis
cell/tissue death
Folliculitis
inflammation of hair follicle
Circulatory System
heart/blood vessels, cardiovascular
Functions of Circulatory System
blood/O2 to tissues, immune, transport waste
Lymphatic System
house keeper
Lymph Nodes
small bodies located in body, filter lymph, keep bacteria/bad out
Lymphatic Vessels
bring lymph to body
Spleen
filters, blood resevoir
Thymus
between sternum and lungs, develops immune system
Blood
55% plasma, 45% formed elements, 8% body weight
Pericardium
sac enclosing heart
Epicardium
innermost layer of heart
Endocardium
inside lining
Myocardium
heart muscle
Coronary Arteries
give heart blood supply