what is the difference between soft plaque and hard plaque?
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A positive test means that hard plaque is visible in your coronary arteries. However, even with a calcium score of “0”, narrowing in a coronary artery may be present due to soft plaque. Soft plaque is made of fat, cholesterol, fatty compounds and blood-clotting material called fibrin.
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Hard paste porcelain has a compact and fused body, and its fracture is brittle, homogenous, and smooth. Soft paste porcelain shows a granular fracture. The exposed portion of the soft paste body is chalky; its upper layer can be stained with paint absorbed into the porcelain body from the painted and glazed surface.
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If you brush your teeth too vigorously or use a toothbrush with hard bristles, that could be what's causing gum soreness. Your gums are made of tissue, so when they are irritated over and over, the tissue can become damaged and sore to the touch. Brush gently, using circular motions instead of back-and-forth.
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Calculus, also known as tartar, is a hardened plaque. When plaque isn't effectively removed from the tooth surface during your oral hygiene routine, minerals from your saliva will combine with the plaque to develop tartar. Unlike plaque, tartar cannot be brushed away.
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“The acid demineralizes the hard structure of the tooth, which over time creates a soft spot, or hole in the tooth called a cavity,” Culotta-Norton said. The destruction doesn't stop there, reports the Mayo Clinic. After the enamel is worn away, the acid reaches the next layer of the teeth.
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The main difference between hard iron and soft iron is that hard iron cannot be demagnetized once it is magnetized whereas soft iron can be demagnetized once it is magnetized.
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Tooth decay is the softening of your tooth enamel and refers to the damage of the structure of the tooth caused by acids that are created when plaque bacteria break down sugar in your mouth. If this loss of mineral from the enamel is left untreated, a cavity, or hole in the tooth, can eventually occur.
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Tartar is a hard deposit of plaque that can build up on the teeth and usually appears below the gum line. Some forms of tartar are black. Tobacco. Smoking or chewing tobacco can significantly stain the teeth.
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Waxed floss can be easier to slide between closely spaced teeth. Unwaxed floss will squeak against cleaned teeth, indicating plaque has been removed. Bonded unwaxed floss does not fray as easily as regular unwaxed floss, but does tear more than waxed floss.
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A hard mouse pad generally has a rubber backing and a smooth plastic surface that can be easily cleaned. ... While optical mice work well with either hard or soft mouse pads, laser mice perform better on the surface of a hard mouse pad. Hard mouse pads are also often cheaper than soft pads.
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The significant difference between the two is that while an onlay covers the tooth cusp, the inlay only fills parts of the cusps. Crowns cover the biting surface of the tooth completely, including the tooth structure above the gum line.
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Plaque build-up brought about by chromogenic bacteria is the result of little or no brushing after meals and/or snacks, improper flossing, improper brushing, no or inadequate flossing, snacking before sleeping or a combination of all mentioned activities. It could also be the primary cause for those black lines.
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Another difference is that partial dentures usually include both artificial gums made from pink acrylic into which false teeth are mounted. Bridges are just the teeth. A partial denture is attached in your mouth using clasps or precision attachments that clip on to your natural teeth.
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The biggest difference between the brushes made by the two companies is how they clean your teeth. Oral-B brushes use rotary-motion. ... Philips Sonicare brushes take another approach entirely. Instead of oscillating, these brushes move side-to-side in what is called sonic motion.
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Everyday use of hard toothbrushes can be dangerous to the teeth. Brushing too hard can cause wear on the enamel of each tooth or damage to the gum lining. Avoid using hard toothbrushes every day, but don't hesitate to use them occasionally for stain removal or denture cleaning.
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A: While most abscesses are usually soft and warm to the touch, occasionally they can feel firm or even hard to the touch. Anyone with a suspected abscess, jaw swelling, jaw pain or tooth pain who feels a hard lump in the mouth should see a dentist as soon as possible.
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An abscess on the gums is called a periodontal abscess. Bacterial infections cause these small collections of pus. The abscess may feel like a soft, warm bump. Dental abscesses are often very painful.