Excessive thirst leading to increased consumption of water is

Options

A. Polyuria
B. Glycemia
C. Polyphagia
D. Polydipsia

Answer

### Step-by-Step Solution:

1. **Understanding the Question**: The question asks about a condition characterized by excessive thirst leading to increased consumption of water.

2. **Analyzing the Options**:
- **Polyuria**: This term refers to excessive urination, not thirst.
- **Glycemia**: This refers to the presence of glucose in the blood, which is unrelated to thirst.
- **Polyphagia**: This term means excessive hunger or increased appetite, which is not related to thirst.
- **Polydipsia**: This term specifically refers to excessive thirst and the consequent increased intake of water.

3. **Identifying the Correct Answer**: From the analysis, the only option that correctly describes excessive thirst leading to increased consumption of water is **Polydipsia**.

4. **Explaining the Condition**: Polydipsia can occur due to various reasons, including:
- **Dehydration**: Loss of fluids due to sweating, vomiting, or diarrhea.
- **High Salt Diet**: Consuming too much salt can lead to fluid retention issues, prompting increased thirst.
- **Medical Conditions**: Conditions like diabetes mellitus can cause polydipsia as part of their symptomatology, often accompanied by polyuria (increased urination) and polyphagia (increased hunger).

5. **Conclusion**: Therefore, the correct answer to the question is **Polydipsia**.