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Bones become more and more fragile in ol...

Bones become more and more fragile in old age. Justify.

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As the age advances, calcium and phosphorus are reabsorbed in the body from the bones.
This makes the bone weaker and fragile resulting in a condition called osteoporosis.
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PEARSON IIT JEE FOUNDATION-TISSUES -MASTERING THE CONCEPTS (APPLICATION AND ANALYSIS )
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  4. Why does our skin shiver during winter?

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  5. There are 270 bones in the human body at the time of birth. Does this ...

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  6. Why do we sweat when we do physical exercise?

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  7. Clusters of egg cells are not considered as tissue. Give reason.

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  8. Epithelial tissue in animals is non-vascular but permeable. Give reaso...

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  9. Thin people feel colder than fat ones. Give reason.

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  10. Blood is known as fluid connective tissue. Give reason.

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  11. Cardiac muscles show rhythmic contractions. Why?

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  12. Mitochondria are abundant in neurons. Give reason.

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  13. Bones become more and more fragile in old age. Justify.

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  14. Camels can remain alive without food for many days. Give reason.

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  16. When we do strenuous and unusual physical activity, we are likely to g...

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  17. The bones are harder and stronger than cartilage. Give reason.

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  18. The body of a baby is soft and becomes harder as the baby grows. Justi...

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  19. Plants have larger proportion of dead tissue than animals. Justify thi...

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  20. Why does your ankle swell up when it is sprained?

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