Questions and Answers
What is the study of the effects of ionizing radiation on living systems?
Which of the following is a type of effect of radiation on tissues and organs?
What is the result of DNA changes caused by radiation?
What is the term for the effects of radiation that occur at low doses and have a random probability of occurrence?
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What is the term for the effects of radiation that occur at high doses and have a predictable outcome?
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What is the term for the short-term effects of radiation on the body?
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What is the term for the effects of radiation on the embryo or fetus?
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What is the term for the use of radiation to treat diseases in the oral cavity?
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What is the typical duration of radiation therapy to the head and neck that can cause severe oral complications?
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Which salivary gland is most radiosensitive?
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What is the typical outcome of a 60 Gy dose of radiation to the salivary glands?
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What is xerostomia?
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What is the typical time course of oral complications after radiotherapy?
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What are the long-term risks of radiation therapy to the head and neck?
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What is the dose range that the major salivary glands are sometimes unavoidably exposed to during radiotherapy for cancer in the oral cavity or oropharynx?
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What is the effect of radiation therapy on taste and healing of mucositis?
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What is a common complaint during the second or third week of radiotherapy?
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Which flavors are more severely affected when the posterior two thirds of the tongue is irradiated?
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What is the estimated decrease in taste acuity during radiotherapy?
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How long does it typically take for taste loss to recover after radiotherapy?
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What is the primary cause of taste loss during radiotherapy?
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Which part of the tongue is responsible for detecting sweet and salt flavors?
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What complication of radiotherapy can partly account for the reduction in taste acuity?
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Is taste loss during radiotherapy reversible?
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What is the characteristic of radiation caries that distinguishes it from other types of caries?
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What is the best method of reducing radiation caries?
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What is a consequence of radiation caries on the periapical bone?
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What is the effect of radiation therapy on the salivary glands?
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What is a characteristic of teeth that have undergone radiation therapy?
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What is the relationship between the dose of radiation and the severity of damage to the tooth?
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What is the effect of radiation on the oral flora?
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What is the characteristic of the lesions that develop in patients with radiation caries?
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What is a characteristic of saliva in individuals with xerostomia?
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What is essential for patients undergoing radiation therapy to prevent radiation caries?
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What is the result of radiation on teeth, especially at doses greater than 30 Gy?
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Why are teeth with gross caries or periodontal involvement often extracted before irradiation?
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What is the primary damage to mature bone in the mandible or maxilla due to radiation?
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What is the characteristic of the most common type of radiation caries?
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Why is patient cooperation in maintaining oral hygiene extremely important?
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What is the minimum dose of radiation that can cause destruction of teeth, especially in areas of occlusal loading or stress?
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