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Question
How do you distinguish between a skeletal muscle and a cardiac muscle?
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Solution
| Skeletal muscle | Cardiac muscle | |
| 1. | They are found in the limbs, body walls, tongue, pharynx, and the beginning of the oesophagus. | They are present in the heart's wall, pulmonary veins, and superior vena cava. |
| 2. | Fibres unbranched. | Fibres branched. |
| 3. | Light and dark brands are present. | Faint light and dark bands are present. |
| 4. | Multinucleate | Uninucleate |
| 5. | Nerve supply through the central nervous system. | Nerve supply from the brain and the automated nervous system. |
| 6. | No oblique bridges or intercalated discs. | No oblique bridges or intercalated discs. |
| 7. | They quickly become weary. | They never become weary. |
| 8. | Extremely fast contraction. | Rapid contraction. |
| 9. | Voluntary | Involuntary |
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