Which of the following hormones produces anti-inflammatory reactions, suppresses immune response, stimulates, RBC production, and is also involved in maintaining cardiovascular cardiovascular system and kidney functions ?

Options

A. Aldosterone
B. Epinephrine
C. Cortisol
D. Norepinephrine

Answer

To solve the question regarding which hormone produces anti-inflammatory reactions, suppresses immune response, stimulates RBC production, and is involved in maintaining cardiovascular and kidney functions, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Functions Required**: The question specifies several functions that the hormone must perform:
- Anti-inflammatory reactions
- Suppression of immune response
- Stimulation of red blood cell (RBC) production
- Involvement in cardiovascular system maintenance
- Involvement in kidney function

2. **Consider the Hormones**: We need to think about hormones that are known to have these functions. Some hormones to consider include:
- Cortisol
- Epinephrine
- Norepinephrine
- Erythropoietin

3. **Analyze Each Hormone**:
- **Cortisol**: This hormone is known for its anti-inflammatory properties and its ability to suppress the immune response. It also plays a role in stimulating RBC production and is involved in cardiovascular and kidney functions.
- **Epinephrine and Norepinephrine**: While these hormones are involved in the fight-or-flight response and can affect cardiovascular functions, they do not primarily suppress immune response or stimulate RBC production.
- **Erythropoietin**: This hormone primarily stimulates RBC production but does not have significant anti-inflammatory or immune-suppressing properties.

4. **Conclusion**: Based on the analysis, the hormone that meets all the criteria listed in the question is **Cortisol**.

### Final Answer:
The correct answer is **Cortisol**.