kat MOD 4

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  1. The death of immature cells in the epithelial lining will result in death from which of the following?
    Central nervous system syndrome
    Gastrointestinal syndrome
    Cerebrovascular syndrome
    Bone marrow syndrome
    Gastrointestinal syndrome
  2. Hemorrhage of small blood vessels is associated with which of the following?
    • Hematopoietic syndrome 
    • Cerebrovascular syndrome
    • Genetic cell destruction
    • Gastrointestinal syndrome
  3. Bone marrow transplants can be used to help those exposed to which of the following?
    a-0.10 Gy (10 rad) of ionizing radiation
    b-1 Gy (100 rad) of ionizing radiation 
    c-5 Gy (500 rad) of ionizing radiation
    d-50 Gy (5000 rad) of ionizing radiation
    d-5 Gy (500 rad) of ionizing radiation
  4. What are common symptoms of acute radiation syndrome?

    1-Depressed sperm count and temporary sterility
    2-Fatigue, nausea, and intestinal disorders
    3-Damage to the central nervous and cardiovascular systems 
    4-All of the above
  5. How long does the prodromal stage of acute radiation syndrome generally last?

    2-A few hours to several days
    4-Less than an hour\
    5-Many years
    2- A few hours to several days
  6. What can happen to individuals who survive acute radiation syndrome?

    he effects of radiation exposure can result in both cancers and genetic damage
    1-The effects of radiation exposure can result in cancers\
    2-The effects of radiation exposure can result in genetic damage
  7. How does a very high radiation dose affect stem cells?

    1-Temporary increase 
    2-Permanent decrease
    3-Permanent increase
    4-Temporary decrease
  8. What happens to the recovery rate of bone marrow as the dose of radiation increases?
    1-There is no change
    2- The recovery time increases
    3-The recovery time decreases
    4-The recovery time increases until a dose of 1 Gy (100 rad) where it levels off
  9. As a group, white blood cells are known as which of the following?

  10. What are some symptoms of the manifest stage of gastrointestinal syndrome?

    1-Anemia, lethargy, fatigue, infection, and fever
    2-Electrolyte imbalance and a drop in white blood cell count
    3-Gastrointestinal hemorrhaging and emaciation 
    4-All of the above
  11. How does the size of a radiation dose affect mean survival time?

    1-As the dose increases, the mean survival time decreases
    2-No relationship has been established
    3-As the dose increases, the mean survival time increases
    4-As the dose decreases, the mean survival time decreases
  12. At what dose does hematopoietic syndrome begin?
    1-10 Gy (1000 rad0)
    2-0.1 Gy (10 rad)
    3-100 Gy (10,000 rad)
    4-1 Gy (100 rad)
  13. What generally happens to bone marrow when it is exposed to a radiation dose of less than 1 Gy (100 rad)?

    1-Permanent damage
    2-Short-term damage , with recovery within a few weeks
    3-No effect
    4-Severe long-term loss of stem cells
  14. What are the most radiosensitive white blood cells in the human body?

  15. What occurs when the cells lining the intestinal tract (the villi) are damaged?

    1-Those cells may not be able to absorb digested nutrients into the bloodstream
    2-Homeostasis will be impaired
    3-Electrolyte imbalances will occur 
    4-All of the above
  16. What is the length of time between radiation exposure and death from cerebrovascular syndrome?

    1-1 to 15 minutes
    2-About a week From hours up to 2 to 3 days
    3-Roughly a month
  17. Which of the following are stages of acute radiation syndrome?

    1-Prodromal stage
    2-Latent stage
    3-Manifest illness stage 
    4-All of the above
  18. If someone is exposed to a 1 Gy (100 rad) whole-body dose of ionizing radiation, what will be the result?

    1-Certain death
    2-No response at all 
    3-Death expected for 50% of those exposed
    4-Illness, but death will not normally occur
  19. A prodromal stage occurs with which of the following?

    1-Acute radiation syndrome
    2-Hematopoietic syndrome
    3-Gastrointestinal syndrome 
    4-All of the above
  20. What syndrome most likely occurs when a person is exposed to 1 to 10 Gy (100 to 1000 rad) of ionizing radiation?

    1-Gastrointestinal syndrome
    2-Cerebrovascular syndrome
    3-Prodromal syndrome 
    4-Hematopoietic syndrome
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kat MOD 4
2014-10-01 22:55:34
kat MOD

kat MOD 4
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