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Write briefly the biological importance...

Write briefly the biological importance of the following : (a) Myoglobin , (b) Actin and myosin myofilaments , (c ) Synovial joints, (d) Fibrous joints , (e ) Lactic acid.

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MODERN PUBLICATION-LOCOMOTION AND MOVEMENT-REVISION EXERCISES (SHORT ANSWER QUESTIONS)
  1. What causes muscle fatigue ? How is it removed?

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  2. Humans have 3 kinds of ribs. Name these with examples.

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  3. Give two difference between rheumatoid arthritis and gouty arthritis

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  4. What is osteoporosis? Name two factors responsible for this condition.

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  5. What is a joint ? Write its type with examples.

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  6. Write briefly the biological importance of the following : (a) Myogl...

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  7. Which neurotransmitter causes depolarization of muscle fibre? What is ...

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  8. How are thick and thin filaments arranged in a muscle fibre ?

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  9. Elucidate the types of movements found among the animals.

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  10. Answer the following briefly : (a) How does the muscle shorten duri...

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  11. What is synovial joint? With the help of one example for each, point o...

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  12. Give a summary of the electrical and biochemical events that occur i...

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  13. Why are movement and locomotion necessary among the animals?

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  14. Define sliding filament theory of muscle contraction.

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  15. Explain the initiation of muscle contraction. What is the role of sa...

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  16. Name the category of bones forming the rib cage. How are these articul...

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  17. What is the role of calcium ions , troponin and F-actin during contrac...

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  18. Explain giving one example of each, the three types of joints in human...

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  19. Write short notes on synovial joints.

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  20. What causes muscle fatigue ? How is it removed?

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