Chapter 1 Introduction to Radiography, Safety, and Student Success Flashcards
Who is credited with the discovery of x-rays and when?
- Wilhelm Conrad Roentgen
- November 9, 1895
Who discovered fluoroscopy and when?
- Thomas Edison
- 1896
- Vitascope (first fluoroscope)
Who was the first known American fatality from radiation exposure?
Clarence Dally
Who discovered radium?
Marie Curie
What does ALARA stand for?
As Low As Reasonably Achievable
What type of tube was used when x-rays were discovered?
Crookes tube
Why was the letter “X” used to name x-rays?
Wilhelm Conrad Roentgen named it “X”-ray since the mathematical symbol for the unknown is “X”
What law describes the relationship between intensity of the beam and distance from the source?
Inverse Square Law
Which of the following are modern day advances that came from x-ray?
SPECT, PET, Ultrasound, Mammography, and CT
What were the early uses of x-ray?
Hair removal, Cocktail parties, Souvenirs, Spiritual connections
What is better for patient protection, collimation, or cropping of the digital image?
Collimation
Radiology students younger than 18
0.1 rem/1 mSv
General public
0.5 rem/5 mSv
Occupational workers
5 rem/50 mSv
Pregnant workers
- 0.5 rem/5 mSv (in 9 month period)
- 0.05 rem/0.5 mSv (in any given month)
What is the minimum thickness used for lead aprons, gloves, and thyroid shields?
0.25 mm Pb
What are the two categories of effects that can happen from exposure to ionizing radiation?
- Long-term effects
- ARS (Acute Radiation Syndrome)
Which of the following relates to the persons who are exposed to irradiation?
Somatic effects
What is the definition of CR?
center or midpoint of x-ray beam
For a left lateral decubitus, the patient is:
Lying on their left side, the CR is horizontal
Name four elements to consider for student success?
-Educational
-Emotional
-Physical
-Financial wellness
Why is it important to inform your family and friends about the demands of the radiology program?
Without the understanding and support of your close circle of family and friends, it will be very challenging to be successful.
Why should one practice stress reduction activities?
The ability to positively control stress by taking an action developed as a result of practicing stress reduction strategies will alleviate expending unnecessary emotions, time, and energy.
Define emotion
generalized feelings
When determine time management, which activities should be included?
Sleeping, eating, working, caring for children/family, performing school activities, errands, traveling to/from, conducting personal activities (personal hygiene, shopping, exercising), texting, gaming, chores, socializing
What is the purpose of the time management grid?
It will assist you in determining whether you have an adequate amount of time undertake and accomplish your day-to-day activities w/additional responsibility of being a successful full time student.
