1. What type of radiation below has the highest quality factor?
Alpha particle
Gamma rays
Low energy x-rays
Beta particle
2. What is the wavelength range for an x-ray photon?
10 to 20 A*
12 to 15 A
...
1. What type of radiation below has the highest quality factor?
Alpha particle
Gamma rays
Low energy x-rays
Beta particle
2. What is the wavelength range for an x-ray photon?
10 to 20 A*
12 to 15 A
6 to 8 A*
.1 to .5 A*
3. Which photon has the shortest wavelength?
X-rays
Radio-waves
Visible light
Infrared
4. What happens when the photon is completely deposited into tissue?
Nothing
Photoelectric absorption
Compton scatter
Oxygen enhancement
5. Which of these has a high LET?
Alpha
Infrared
Visible light
Microwave
6. What happens at the cellular level when it receives O2?
No effect at all
Cells are more resistant to radiation
Increases its sensitivity
It becomes a radio-protecting chemical
7. Which of the following is classified as a reproductive (gem) cell?
Ova
Skin
Bone
Nerve
8. Which of the following example of a nitrogenous base?
Hormone
Adenine
Lipids
Stem cell
9. Which blood cell is classified as the MOST sensitive blood cell?
Erythrocyte
Lymphocyte
Leukocyte
Thrombocyte
10. What is the dose range needed for the GI syndrome?
100-1000 rads
1000-5000 rads
10,000 rads
50,000 rads
11. Which symptom below is NOT a part of the bone marrow syndrome?
Infection
Reduction of red and white blood cells
Staggering when walking
Blood clotting effect
12. Which cell is the MOST sensitive to ionizing radiation?
Reproductive cells
Nerve cell
Muscle cell
Fiber cell
13. Which cell is the most mature according to the laws of sensitivity?
Nerve cell
Intestinal crypt
Sperm cell
Lymphocyte
14. What instrument is used to detect the presence of radiation in the nuclear medicine
department?
Film Badge
OSLD
Geiger-Muller Counter
TLD
15. What is the lethal dose 50/30 range in humans?
[Show More]