| If plaque is not regularly removed the flora evolves, and plaque may calcify, forming calculus. |
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| Other collagenous tissues, such as dermis, tendon, and ligament, do not normally calcify, even though bathed by the same body fluids as bone. |
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| Strategies evolve to counter one another, and better to encourage experimentation than to calcify tradition by fiat. |
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| Over time, the minerals in our saliva make the plaque harden and finally calcify. |
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| In severe case, the bone structure may change and ligaments may calcify, with resulting impairment of muscles and pain. |
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| At the same time, the cartilage deep to this collar begins to degenerate and calcify. |
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| The posterior aspect of the lateral pterygoid plate may be joined to the angular spine of the greater wing by a pterygopetrosal ligament that may calcify. |
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| The acidification inhibits marine life's ability to calcify, threatening shellfish and coral, which are an important source of food and incomes for many of the world's people. |
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| Afterwards the exercice should be increased very progressively with a careful watch at the strength and firmness of the articulations, because the bones will not calcify totally before 13-14 months or even later. |
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| Such substances can calcify, harden, and thicken the arterial walls. |
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| With increasing age, they may hyalinize or calcify. |
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| Lime boy will supply the magnetic force necessary to change the surface structure of the lime in such a manner that pipes will not calcify, without external energy and completely maintenance-free. |
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| Their limbs are longer, their bones are continuing to calcify, but there are still a few empty spaces in their skull: these will allow the brain to continue to grow, even after birth. |
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| As an eagle grows older the beak, begins to calcify. |
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| The suspensory ligaments and tendons of the ossicles can degenerate as a result of chronic otitis media, and they can subsequently calcify and ossify. |
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