NMT 3210 Exam Questions AND Correct Answers
______ Trimester is most sensitive - ✔✔1st
___________ effect examples are Cancer, Leukemia, Genetic damage appears in offspring -
✔✔stochastic
______-______ rem enough to cause effect on embryo - ✔✔5-15
-All or none response to
radiation: random or
statistical
-No threshold - can result
from a single interaction
-Probability increases with
dose
-Severity does not increase
with dose - ✔✔Stochastic effect
-Collective injury to a number
of cells
-Non-linear w/Known
thresholds
-Severity of effect increases
with dose - ✔✔Deterministic effect
-Occurs when doses exceed 6 Gy/600rad
-Loss of intestinal stem cells leads to a breakdown of the intestinal/vascular barrier
-Sepsis and death within 5-8 days.
, Acute (600-5000 rad, Prodromal stage: nausea/vomiting/diarrhea, Latent period 5 days, Manifest illness:
lose lining of GI tract, Die from dehydration, sepsis) - ✔✔The Gastrointestinal Syndrome (GIS)
-Results from damage to the stem cells in the bone marrow and
lymphatic organs
-usually occurs above doses of 2 Gy/200 rad
-results in infections and hemorrhage due to granulo- and
thrombocytopenia.
-Death occurs within 4-5 weeks
Acute (100-1000 rad (1000 lethal), Prodromal stage: nausea vomiting, Latent period 3-5 weeks, Manifest
illness: lose WBC/RBC forming
capacity, Die from infection, electrolyte imbalance) - ✔✔The Hematopoietic Syndrome (Bone Marrow
Syndrome BMS)
1 mCi= ______ MBq - ✔✔37
1. A 30 year old radiation worker would be allowed _____ rem whole-body cumulative exposure.
a. 5
b. 10
c. 20
d. 30 - ✔✔D
1. A shouldered, shallow survival curve best describes the _____ theory
a. single target / single hit
b. single target / multiple hit
c. multiple target / single hit
d. multiple target / multiple hit - ✔✔D
______ Trimester is most sensitive - ✔✔1st
___________ effect examples are Cancer, Leukemia, Genetic damage appears in offspring -
✔✔stochastic
______-______ rem enough to cause effect on embryo - ✔✔5-15
-All or none response to
radiation: random or
statistical
-No threshold - can result
from a single interaction
-Probability increases with
dose
-Severity does not increase
with dose - ✔✔Stochastic effect
-Collective injury to a number
of cells
-Non-linear w/Known
thresholds
-Severity of effect increases
with dose - ✔✔Deterministic effect
-Occurs when doses exceed 6 Gy/600rad
-Loss of intestinal stem cells leads to a breakdown of the intestinal/vascular barrier
-Sepsis and death within 5-8 days.
, Acute (600-5000 rad, Prodromal stage: nausea/vomiting/diarrhea, Latent period 5 days, Manifest illness:
lose lining of GI tract, Die from dehydration, sepsis) - ✔✔The Gastrointestinal Syndrome (GIS)
-Results from damage to the stem cells in the bone marrow and
lymphatic organs
-usually occurs above doses of 2 Gy/200 rad
-results in infections and hemorrhage due to granulo- and
thrombocytopenia.
-Death occurs within 4-5 weeks
Acute (100-1000 rad (1000 lethal), Prodromal stage: nausea vomiting, Latent period 3-5 weeks, Manifest
illness: lose WBC/RBC forming
capacity, Die from infection, electrolyte imbalance) - ✔✔The Hematopoietic Syndrome (Bone Marrow
Syndrome BMS)
1 mCi= ______ MBq - ✔✔37
1. A 30 year old radiation worker would be allowed _____ rem whole-body cumulative exposure.
a. 5
b. 10
c. 20
d. 30 - ✔✔D
1. A shouldered, shallow survival curve best describes the _____ theory
a. single target / single hit
b. single target / multiple hit
c. multiple target / single hit
d. multiple target / multiple hit - ✔✔D
