In a Patient with a Stage II Pressure Ulcer,the Nurse

question 14

Multiple Choice

In a patient with a stage II pressure ulcer,the nurse describes the wound as:

• A)superficial blistering.
• B)nonblanchable redness.
• C)loss of skin without bone exposure.
• D)loss of skin with exposed muscle.

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Definitions:

Competitive Exclusion

A principle in ecology that states two species competing for the same limited resource cannot coexist at constant population values, one will always outcompete the other.

Competition

The interaction between organisms or species, where the fitness of one is lowered by the presence of another.

Commensalism

A type of symbiotic relationship where one organism benefits from the association while the other is neither benefited nor harmed.

Chemical Defenses

Strategies used by organisms to produce substances that deter predators or infections through toxic or repellent properties.