Question

Which of the following are examples of involuntary muscles?

• A. Smooth muscles
• B. Cardiac muscles
• C. Skeletal muscles
• D. All of these

Answer 1

Answer: (A), (B)

Cardiac muscles

The correct option is A & B.

Explanation of correct option:

1. Those muscles that are independent of the voluntary nerve activities of the body are called involuntary muscles.
2. The contraction of these muscles is controlled by autonomic nervous systems.
3. Examples of involuntary muscles are smooth muscles and cardiac muscles .
4. Smooth muscles are present around our visceral organs.
5. Cardiac muscles are our heart muscles.

Explanation of incorrect options:

Option C:

1. Skeletal muscles are the muscles associated with our limbs.
2. They are voluntary and under our will.

Final answer: Smooth muscles and cardiac muscles are examples of involuntary muscles.