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List any four functions of Skeletal Sy...

List any four functions of Skeletal System.

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Four functions of skeleton :
(a) Provides mechanical protection to organs like brain, internal ear, heart, lungs , etc.
(b) Acts as supporting framework of the body.
(c ) Allows various types of movement of body parts.
(d) Bones act as reservoir of calcium and phosphorus.
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MODERN PUBLICATION-LOCOMOTION AND MOVEMENT-REVISION EXERCISES (SHORT ANSWER QUESTIONS)
  1. What is a pivot joint? Explain with an example.

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  2. Why a red muscle fibre can work for a prolonged period while a white m...

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  3. List any four functions of Skeletal System.

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  4. What makes the synovial joint freely movable? List the various type ...

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

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  6. Differentiate between muscle twitch and tetanus.

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  7. What is the role of calcium ions in muscle contraction ?

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  8. What makes the synovial joint freely movable ? List any two of synov...

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

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

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  11. Give two difference between rheumatoid arthritis and gouty arthritis

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

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

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

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

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

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

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

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

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

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