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• Increasing the width of attached gingiva is important for periodontal health and aesthetics. Here’s how these techniques generally perform:
  • Laterally positioned pedicle graft involves using tissue from an adjacent site to augment the width of attached gingiva at the recession site without losing blood supply, making it quite effective.
  • Free gingival graft can also increase attached gingiva, but since it comes from a donor site, the healing and appearance may not be optimal compared to pedicle grafts.
  • Apically displaced flap primarily repositions existing tissue and may not necessarily increase the width of attached gingiva.

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An Ellis Class IV crown fracture is characterized by the loss of a significant portion of the crown, often such that the pulp may be exposed. This severe type of fracture requires immediate attention to prevent further damage to the tooth
Ellis Class IV fractures are the most severe form of crown fractures. They extend below the gingival margin and involve the enamel, dentin, and often the pulp. The pulp may be exposed, making it a dental emergency.

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Auriculotemporal syndrome (Freys syndrome) consists of flushing, warmth, and perspiration over the cheek and pinna following ingestion of highly seasoned food. This occurs due to aberrant reinnervation of sweat glands by parasympathetic fibers that normally innervate the parotid gland, typically following parotid surgery or trauma. Fanonis, Horners, and Cushings syndromes do not involve this gustatory sweating phenomenon.

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The threshold for glucose excretion in the urine in a healthy individual is approximately 180 mg/100 ml, above which glucose appears in the urine.

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Procaine is not used as a topical local anaesthetic.

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The increased venous return to the heart causes End diastolic volume increase

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The optimal force magnitude recommended for condenser nibs of different diameters is based on the principle that a smaller diameter requires less force to achieve the same amount of condensation pressure at the bottom of the condenser. The given text states that 3.75 pounds are recommended for 0.5 mm, 8.43 pounds for 0.75 mm, and 15 pounds for 1 mm diameter nibs. This is to ensure proper condensation without exceeding the physiologic limits of the tooth.

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MDPB (methacryloxy decyl pyridinium bromide) is a quaternary ammonium salt that has been shown to be effective against various streptococci in dental composites. Its inclusion enhances the antibacterial properties of the material.

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Sympathetic stimulation leads to the constriction of the afferent arterioles, decreasing RBF and GFR. This is part of the body's response to maintain blood pressure and blood volume during stress or hemorrhage.