What are the 5 different causal categories for burns? - ANSWER Flame
O O O O O O O O O O O
Scald
Contact
Electrical
Chemical
What is a 1st-degree burn? - ANSWER Epidermis only
O O O O O O O O
What is a superficial 2nd-degree burn? - ANSWER Epidermis and superficial dermis
O O O O O O O O O O O
What is a deep 2nd-degree burn? - ANSWER Epidermis through deep dermis
O O O O O O O O O O O
What is a 3rd-degree burn? - ANSWER Full-
O O O O O O O
thickness burn involving epidermis and dermis to the subcutaneous fat
O O O O O O O O O
What is a 4th-degree burn? -
O O O O O
ANSWER Burn through epidermis, dermis, subcutaneous fat to the underlying muscle and bone
O O O O O O O O O O O O O
A painful, erythematous burn with an intact epidermal barrier that blanches to the touch? -
O O O O O O O O O O O O O O
ANSWER 1st degree
O O O
Painful burn with blebs and blisters; hair follicles intact; blanches to the touch? -
O O O O O O O O O O O O O
ANSWER Superficial second degree
O O O O
Burn with sensation decreased; loss of hair follicles? - ANSWER Deep 2nd degree
O O O O O O O O O O O O
, Burn with leathery feeling, no sensation - ANSWER 3rd degree
O O O O O O O O O
Three zones of a burn (from inner to outer) - ANSWER Coagulation
O O O O O O O O O O O
Stasis
Hyperemia
Define the zone of coagulation -
O O O O O
ANSWER Irreversibly necrotic tissue where cells have been disrupted
O O O O O O O O O
Define the zone of stasis -
O O O O O
ANSWER Area associated with vascular damage and leakage, adjacent to zone of coagulation. M
O O O O O O O O O O O O O O
oderately damaged tissue and impaired perfusion. Tissue can either survive or progress to coag
O O O O O O O O O O O O O
ulative necrosis.
O
Zone of hyperemia: -
O O O
ANSWER Area around burn with vasodilation and viable tissue. Healing begins from here.
O O O O O O O O O O O O O
How can you differentiate a superficial 2nd-degree from a deep 2nd-degree burn? -
O O O O O O O O O O O O
ANSWER Superficial 2nd degree burn will blanch, a deep 2nd degree burn will not.
O O O O O O O O O O O O O O
Where does a superficial 2nd-degree burn re-epithelialize from? -
O O O O O O O O
ANSWER Rete ridges, hair follicles, sweat glands (7-14 days)
O O O O O O O O O
Where does a deep 2nd-degree burn re-epithelialize from? -
O O O O O O O O
ANSWER Hair follicles, sweat gland keratinocytes (14-35 days)
O O O O O O O O
Where does a 3rd-degree burn re-epithelialize from? -
O O O O O O O
ANSWER Wound edges (zone of hyperemia?)
O O O O O O
O O O O O O O O O O O
Scald
Contact
Electrical
Chemical
What is a 1st-degree burn? - ANSWER Epidermis only
O O O O O O O O
What is a superficial 2nd-degree burn? - ANSWER Epidermis and superficial dermis
O O O O O O O O O O O
What is a deep 2nd-degree burn? - ANSWER Epidermis through deep dermis
O O O O O O O O O O O
What is a 3rd-degree burn? - ANSWER Full-
O O O O O O O
thickness burn involving epidermis and dermis to the subcutaneous fat
O O O O O O O O O
What is a 4th-degree burn? -
O O O O O
ANSWER Burn through epidermis, dermis, subcutaneous fat to the underlying muscle and bone
O O O O O O O O O O O O O
A painful, erythematous burn with an intact epidermal barrier that blanches to the touch? -
O O O O O O O O O O O O O O
ANSWER 1st degree
O O O
Painful burn with blebs and blisters; hair follicles intact; blanches to the touch? -
O O O O O O O O O O O O O
ANSWER Superficial second degree
O O O O
Burn with sensation decreased; loss of hair follicles? - ANSWER Deep 2nd degree
O O O O O O O O O O O O
, Burn with leathery feeling, no sensation - ANSWER 3rd degree
O O O O O O O O O
Three zones of a burn (from inner to outer) - ANSWER Coagulation
O O O O O O O O O O O
Stasis
Hyperemia
Define the zone of coagulation -
O O O O O
ANSWER Irreversibly necrotic tissue where cells have been disrupted
O O O O O O O O O
Define the zone of stasis -
O O O O O
ANSWER Area associated with vascular damage and leakage, adjacent to zone of coagulation. M
O O O O O O O O O O O O O O
oderately damaged tissue and impaired perfusion. Tissue can either survive or progress to coag
O O O O O O O O O O O O O
ulative necrosis.
O
Zone of hyperemia: -
O O O
ANSWER Area around burn with vasodilation and viable tissue. Healing begins from here.
O O O O O O O O O O O O O
How can you differentiate a superficial 2nd-degree from a deep 2nd-degree burn? -
O O O O O O O O O O O O
ANSWER Superficial 2nd degree burn will blanch, a deep 2nd degree burn will not.
O O O O O O O O O O O O O O
Where does a superficial 2nd-degree burn re-epithelialize from? -
O O O O O O O O
ANSWER Rete ridges, hair follicles, sweat glands (7-14 days)
O O O O O O O O O
Where does a deep 2nd-degree burn re-epithelialize from? -
O O O O O O O O
ANSWER Hair follicles, sweat gland keratinocytes (14-35 days)
O O O O O O O O
Where does a 3rd-degree burn re-epithelialize from? -
O O O O O O O
ANSWER Wound edges (zone of hyperemia?)
O O O O O O
