Exam 1 Pathophysiology

What is an electric burn?

An internal tissue injury with the presence of entrance and exit wounds.

What is Stridor and why does it occur?

A high pitched noisy sound that occurs due to an obstructed air flow.

What is a first degree burn and what is the appearance?

A burn that damages only the outer layer of the epidermis. The appearance is dry, pink/red and painful.

“Superficial Partial Thickness” refers to what type of burn?

A first degree burn.

“Partial Thickness or Full Thickness” refers to what type of burn?

A second degree burn.

What is a second degree partial thickness burn and what is the appearance?

A burn that damages the epidermis and various degrees of the dermis. The appearance is moist, red, painful, and potential blisters.

What is a second degree full thickness burn and what is the appearance?

A burn that damages the ENTIRE epidermis and dermis. The appearance is mottled pink, red, or waxy white areas with blisters and edema. Very painful, scarring occurs, and tactile sensation absent or diminished in deepest areas of destruction.

“Full Thickness” refers to what type of burn?

A third degree burn.

What is a third degree burn and what is the appearance?

A burn that extends into subcutaneous tissue and may involve muscle and bone. The appearance is waxy white, yellow/tan, brown, deep red or black, and is hard dry and leathery. It has no pain (nerve sensors destroyed), No such thing as “pure”, and requires skin grafts and will have scarring.

Hemodynamic Instability

Damage in the circulatory system?

Obstruction does not appear for how many hours?

24-48 Hours.

What is hypoxia?

An inadequate supply of oxygen to the body’s tissues.

What is hypermetabolism?