rad bio quiz 1 questions, ch 32, 33
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What does the law of bergone and triboneau state? | radiosensitivity increases with proliferation rate
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| What is the difference between dose fractionation and protraction? | rate
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| What occurs during meiosis 2? | no DNA replication, ea. Daughter cell divides and the DNA is split between the 2
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| Are stem cells radiosensitive? | yes
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| What is the total number of somatic cells for a human somatic cell? | 23
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| What type of tissue is most radiosensitive? | bone marrow
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| What is the least radiosensitive time for a human? | adulthood
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| Radiation protection guidelines are based on what type of curve? | linear nonthreshhold
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| Why is dose fractionation less effective at cell damage than a single acute dose? | cellular recovery occurs between doses
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| What causes and altered DNA sequence in human cells? | gene mutation
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| Which cell group is most radiosensitive? | lymphocytes and spermatogonia
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| What is the most radiosensitive part of the cell cycle? | mitosis
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| What is the RBE for diagnostic x-rays? | 1
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| What type of curve does occupational exposure follow? | nonlinear, threshold
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| How are RBE and LET related? | RBE is directly proportional to LET
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| During which stage of mitosis is radiation damage analyzed? | metaphase
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| Vitamin K is a what? | radiosensitizer
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