The presence of oxygen in a cell _____________ the biological effects that will occur and ___________ the probability of the cell being able to recover from the damage.

Identify the sensitivity of the following types of cell or tissue A. Radiosensitive (more sensitive)            B. Radio-insensitive (less sensitive) 74. _____ nervous tissue 75. _____ neutrophils 76. _____ non specialized cells 77. _____ cells with a low metabolism 78. _____ cells with low mitotic activity 79. _____ muscle tissue

True/False Correct the underlined work in the false statements. (2 pt each) _______ Research suggests that the LD 50/30 is more effective than the LD 50/60 at identifyingdeaths from radiation exposure.

Match the terminology listed below with its correct description/definition.(Use each term only once) (1 pt. each) OER  target theory  LET doubling dose RBE

Matching: Please indicate which syndrome the following statements apply to. (1 pt. each)  A. Cerebrovascular Syndrome    B. Gastrointestinal Syndrome       C. Hematopoietic Syndrome 80. ______ Threshold dose of 1 – 10 Gy 81. ______ Threshold dose of 50 Gy 82 ______ Syndrome with the longest latent period 83. ______ Medical treatment will not prevent death from occurring 84 . ______ Manifest symptoms appear is 3-5 weeks 85. ______ The prodromal stage appears within minutes and can last as long as a few hours

True/False Correct the underlined work in the false statements. (2 pt each) Point mutations commonly occur with high LET radiation.

Match the numbered blanks in the table below with the dose below that represents the recommendations on radiation protection and measures given by the NCRP report number 116.

A late somatic effect is one that manifests 

The steps or rungs of the DNA ladder-like structure consists of complementary chemicals that are: 

 The radiation dose required to produce reproductive death of a cell is: