Skeletal muscle, smooth muscle, and voluntary muscles all play key roles in the body’s movement and function, but they operate under different conditions and control mechanisms.
cardiac muscles:
- cardiac muscles are specialized muscle tissue found in the walls of the heart, and are different from both skeletal and smooth muscles in terms of structure and function.
- Cardiac muscles are involuntary, meaning they function without conscious control.
- One of the unique features of cardiac muscle is its remarkable resistance to fatigue, which is essential for its continuous, lifelong activity.
- This resilience is primarily due to the presence of a large number of mitochondria in cardiac muscle cells.
- In addition to mitochondria, cardiac muscle is supported by a rich blood supply, which ensures that the muscle cells receive a continuous flow of oxygen and nutrients.
- This blood supply comes from the coronary arteries, which branch off from the aorta and directly feed the heart tissue.
The correct option is (b)- cardiac muscle
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