A | B | C | D | |
1. | I band | A band | H zone | M line |
2. | I band | H zone | M line | Z line |
3. | A band | I band | Z line | M line |
4. | H zone | I band | M line | Z line |
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The dark and light bands seen as striations in a skeletal muscle are located on:
1. | Myofilaments | 2. | Muscle fiber |
3. | Myofibril | 4. | Motor unit |
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The central part of the thick filaments not overlapped by the thin filaments is called as:
1. | A band | 2. | I band |
3. | H zone | 4. | Sarcomere |
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The correct statement regarding myofibril would be:
1. It is the name for a muscle cell.
2. It contains sarcoplasmic reticulum.
3. It is made up of many sarcomeres.
4. It is a bundle of muscle cells.
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The Z line is present in:
1. | A band | 2. | H zone |
3. | I band | 4. | M line |
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The part of the sarcomere that is composed of only myosin myofilaments is:
1. | A band | 2. | I band |
3. | M line | 4. | H zone |
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Statement I: | Red fibres are ‘red’ due to large amount of myoglobin. |
Statement II: | Red muscles are also called as aerobic muscles. |
1. | Both Statement I and Statement II are correct and Statement II explains Statement I |
2. | Both Statement I and Statement II are correct but Statement II does not explain Statement I |
3. | Statement I is correct but Statement II is incorrect |
4. | Statement I is incorrect but Statement II is correct |
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