Explain about vander val interactions in antigen-antibody interaction?

395

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Into how many types is antigen-antibody reactions are broadly classified?

408

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What are the applications of precipitation reactions?

431

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What are the aphrodisiacs/sexual tonics for improving the quality of semen/sperm count and motility and fertility?

103

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Explain radiology?

5

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What does an x-ray tube consist of?

5

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A quality radiograph is obtained using a 4 inch pid and an exposure time of 3 impulses. The pid was removed and replaced with a 16 inch pid. What should the new exposure time be to maintain image density?

5

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Mention what is the unit to measure x-rays exposure?

5

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What conditions will you commonly see as a diagnostic radiologist?

5

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Explain what is emulsion?

5

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What is the unit of time used to measure x-rays exposure?

5

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What is an early clinical sign of excessive acute exposure to radiation?

5

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What type of image will it produce when using the bisecting angle technique, directing the x-ray beam perpendicular to the long axis of the teeth?

5

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What is the maintenance process in x-ray unit?

5

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Is it dangerous if a person is exposed to x-rays frequently?

5

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