Question

Cardiac muscles have some characteristics of:

• A. Skeletal muscles
• B. Smooth muscles
• C. Both A and B
• D. None of these

Answer 1

Answer: (C)

Both A and B

• Cardiac muscles have the property of both the striated muscles (or skeletal muscles) and unstriated muscles or smooth muscles.
• Like skeletal muscles, cardiac muscles are also striated.
• Cardiac muscles are involuntary, which is the property of smooth muscles.
• Cardiac muscles are branched, while smooth and skeletal muscles are not.

So, the correct answer is option (C).