Final answer:
The signs of inflammation include redness, heat, swelling, and pain, resulting from the body's response to injury or infection. Therefore, the correct answer to the question is 'all of the above.' Each of these signs indicates an active inflammatory process.
Explanation:
Signs of Inflammation
Inflammation is the body's response to injury or infection, and it is characterized by several key signs. The classical signs of inflammation include:
- Redness - Increased blood flow to the affected area often causes redness, also known as erythema.
- Heat - This is another result of increased blood flow and metabolic activity in the area.
- Swelling - Accumulation of fluid in tissues leads to swelling or edema.
- Pain - Inflammation can irritate nerve endings, resulting in pain.
Since all of these signs are common manifestations of inflammation, the correct answer to the question is all of the above.
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