A patient was admitted this morning after sustaining an acute spinal cord injury. This afternoon his neurological assessment shows some deterioration of function. How would the nurse explain this to the patient's family?
1. "Injured cells release potassium that causes destruction of the covering of nerves in the area injured."
2. "Decreased blood flow increases the size of the affected area."
3. "The body's inflammatory response has caused blood vessels in the area to dilate."
4. "Injury to nerves impairs the body's healing responses."
Answer: 2
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