A client asks why a cold pack has been prescribed for an arm injury. What should the nurse explain to the client?
1. The application of cold dilates blood vessels.
2. The application of cold constricts blood vessels.
3. The application of cold decreases inflammation.
4. The application of cold reduces localized pain.
5. The application of cold provides a calming sedative effect.
Correct Answer: 2,3,4
Rationale 1: The application of heat, not cold, dilates blood vessels.
Rationale 2: The application of cold does constrict blood vessels.
Rationale 3: The application of cold does decrease inflammation.
Rationale 4: The application of cold does reduce localized pain.
Rationale 5: The application of heat, not cold, provides a calming sedative effect.
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