Muscles have special properties like _____,____,____ and _____

Answer

**Step-by-Step Solution:**

1. **Identify the Question**: The question asks for the special properties of muscles, which need to be filled in the blanks.

2. **Understand Muscle Types**: There are three main types of muscles in the body: skeletal, smooth, and cardiac. Each type has unique characteristics but shares some common properties.

3. **List the Properties**: The properties of muscles include:
- **Excitability**: Muscles can respond to stimuli.
- **Contractility**: Muscles can contract and relax, enabling movement.
- **Extensibility**: Muscles can be stretched without damage.
- **Elasticity**: Muscles can return to their original shape after being stretched or contracted.

4. **Fill in the Blanks**: Based on the properties identified, the answer to the question can be filled in as:
- Muscles have special properties like **excitability**, **contractility**, **extensibility**, and **elasticity**.

**Final Answer**: Muscles have special properties like **excitability**, **contractility**, **extensibility**, and **elasticity**.

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