Triceps and biceps are examples of

Options

A. Voluntary muscles
B. Involuntary muscles
C. Sphincter muscles
D. Smooth muscles

Answer

To solve the question "Triceps and biceps are examples of?", we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Location of Biceps and Triceps**:
- Biceps are located at the front of the upper arm.
- Triceps are located at the back of the upper arm.

2. **Understand Muscle Types**:
- There are different types of muscles in the human body: voluntary muscles, involuntary muscles, sphincter muscles, and smooth muscles.

3. **Analyze the Options**:
- **Voluntary Muscles**: These muscles are under conscious control, meaning we can decide to move them. Both biceps and triceps fall under this category as we can control their movement when we lift or lower our arms.
- **Involuntary Muscles**: These muscles operate without conscious control. Examples include smooth muscles found in organs. Biceps and triceps do not belong to this category.
- **Sphincter Muscles**: These are ring-like muscles that control the passage of substances in the body. They are not related to biceps and triceps.
- **Smooth Muscles**: These are also involuntary muscles and are not related to biceps and triceps.

4. **Conclusion**:
- Since biceps and triceps are muscles that we can consciously control, they are classified as **voluntary muscles**.

### Final Answer:
Triceps and biceps are examples of **voluntary muscles**.

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