AMMO 67 COMPREHENSIVE EXAM
QUESTIONS AND CORRECT ANSWERS
STUDY GUIDE
●● What charge does a neutron have?
Answer: Neutral
●● Ionization is a neutral atom acquiring charge by gaining or losing
Answer: Electrons
●● Which loses energy each time ionization occurs, has a short range,
and cannot penetrate a sheet of paper
Answer: alpha particle
●● What pathway allows isotopes to enter the body through penetrating
the skin
Answer: Absorption (incorrect)
●● What type of ionizing radiation does not have enough energy to
penetrate human skin?
Answer: Alpha particle
, ●● Radiation source produced by humans are called
Answer: Background radiation (incorrect)
●● Natural radiation comes from what two sources
Answer: Cosmic and earth
●● The NRC is responsible for
Answer: Regulating ionizing radiation use in the United States
●● Which army regulation establishes the army radiation safety
program?
Answer: DA Pam, 385-24
●● What is the term for the decay rate per mass or volume of the
radioactive atom?
Answer: Specific activity
●● RADIAC, instruments based on the ionization principle
Answer: Collect and measure the ion pairs created when radiation
interacts with matter
●● What type of dosimetry is used to measure the dose receded from
sources received outside of the body
QUESTIONS AND CORRECT ANSWERS
STUDY GUIDE
●● What charge does a neutron have?
Answer: Neutral
●● Ionization is a neutral atom acquiring charge by gaining or losing
Answer: Electrons
●● Which loses energy each time ionization occurs, has a short range,
and cannot penetrate a sheet of paper
Answer: alpha particle
●● What pathway allows isotopes to enter the body through penetrating
the skin
Answer: Absorption (incorrect)
●● What type of ionizing radiation does not have enough energy to
penetrate human skin?
Answer: Alpha particle
, ●● Radiation source produced by humans are called
Answer: Background radiation (incorrect)
●● Natural radiation comes from what two sources
Answer: Cosmic and earth
●● The NRC is responsible for
Answer: Regulating ionizing radiation use in the United States
●● Which army regulation establishes the army radiation safety
program?
Answer: DA Pam, 385-24
●● What is the term for the decay rate per mass or volume of the
radioactive atom?
Answer: Specific activity
●● RADIAC, instruments based on the ionization principle
Answer: Collect and measure the ion pairs created when radiation
interacts with matter
●● What type of dosimetry is used to measure the dose receded from
sources received outside of the body
